Why Independent Power Adjustability?

Independent power adjustability represents a revolutionary advancement over traditional two-position or three-position lift chairs that mechanically link backrest and footrest movements, forcing users into predetermined positions regardless of individual comfort needs or medical requirements. In conventional lift chairs, activating the footrest automatically reclines the backrest in a fixed ratio, creating a single reclining trajectory that may not align with the user's spinal curves, pressure relief needs, or therapeutic positioning requirements. This mechanical linkage proves particularly problematic for users requiring specific medical positions such as Trendelenburg (legs elevated above heart for circulation enhancement), Zero Gravity (weight-distributed evenly across the body), or custom lumbar support that changes throughout the day as muscles fatigue or pain patterns shift. The Tranquil 2's four-motor independent system separates backrest, footrest, lumbar, and headrest into distinct zones, each controlled by dedicated motors responding to individual commands from the hand control. This independence enables infinite positioning combinations: you can elevate legs while maintaining upright back posture for post-surgical edema management, recline the back fully while keeping legs lowered for respiratory conditions requiring specific positioning, or adjust lumbar support without affecting overall recline angle. For users recovering from orthopedic surgery, the ability to position legs elevated while keeping trunk upright proves essential for following physician protocols that specify leg elevation without hip flexion beyond safe limits. Cardiovascular patients benefit from precise Trendelenburg positioning that elevates legs 30-45 degrees above heart level to facilitate venous return and reduce lower extremity swelling, while simultaneously maintaining comfortable back angles for extended periods. Respiratory patients with COPD or congestive heart failure require elevated head-of-bed positioning to reduce dyspnea, but may still need leg elevation for circulation—independent control accommodates both needs simultaneously. The power lumbar adjustment addresses the reality that optimal lumbar support changes throughout the day: morning stiffness may require minimal lumbar curve, midday fatigue benefits from increased support, and evening relaxation allows flatter positioning. Similarly, the independent headrest accommodates activities ranging from television viewing (head tilted slightly forward) to reading (head neutral) to sleeping (head supported in natural cervical alignment). This four-zone independence transforms the lift chair from a simple recliner into a therapeutic positioning system capable of supporting complex medical protocols and evolving comfort requirements throughout 12-16 hour daily use periods typical for mobility-limited individuals.

Key Features

• Independent Four-Motor System: Separate power control for backrest, footrest, lumbar, and headrest enabling infinite positioning combinations
• Trendelenburg Positioning Capability: Legs elevate above heart level (30-45 degrees) for therapeutic circulation enhancement and edema management
• Power Lumbar Adjustment: Dedicated motor adjusts lumbar curve support independently from backrest angle for personalized spinal alignment
• Power Headrest Articulation: Separate headrest positioning supports cervical spine during activities from TV viewing to reading to sleeping
• Smooth Lift Assist Function: Electric actuator brings user from seated to near-standing position, reducing lower extremity loading during transfers
• Small Size Optimization: Engineered for users 5'3" and under with 20-inch seat width and 18.5-inch seat depth proportioned for petite frames
• 400-lb Weight Capacity: Structural reinforcement supports users up to 400 lbs despite compact small-size footprint
• USB Charging Port: Integrated USB outlet on hand control powers smartphones, tablets, and medical devices without leaving chair
• Lithium Backup Battery: Emergency power system enables lift function during electrical outages, preventing users from being trapped in reclined position
• Fully Padded Chaise Design: Continuous cushioning from seat through footrest eliminates pressure points at back of knees common with articulated designs
• Compact Wall Clearance: Only 13 inches from wall required when fully reclined (Small size), enabling placement in space-constrained rooms
• Intuitive Hand Control: Ergonomic wired remote with clearly labeled buttons for each adjustment zone plus one-touch positions

Benefits

• Therapeutic Medical Positioning: Accommodates physician-prescribed positions for post-surgical recovery, cardiovascular conditions, respiratory disease, and edema management
• Enhanced Pressure Relief: Independent adjustments enable frequent position changes throughout day, redistributing pressure to prevent tissue breakdown and discomfort
• Improved Transfer Safety: Powered lift function reduces fall risk during seated-to-standing transitions by 60-70% compared to unassisted standing from low chairs
• Reduced Caregiver Burden: Electric lift eliminates physical lifting assistance requirements, protecting caregivers from back injury during patient transfers
• Accommodation of Multiple Conditions: Single chair addresses diverse needs across orthopedic, cardiovascular, respiratory, and mobility diagnoses without requiring multiple specialized equipment purchases
• Activity-Specific Comfort: Independent positioning supports varied activities (eating, TV viewing, reading, socializing, sleeping) throughout daily routine without compromise
• Space Efficiency: Compact 33.75-inch overall width and 13-inch wall clearance fit small apartments, assisted living rooms, and tight spaces where standard lift chairs won't fit
• Petite User Optimization: Seat dimensions proportioned for users under 5'3" prevent the "swimming" sensation and poor support common when small individuals use standard-sized chairs
• Emergency Preparedness: Lithium backup battery prevents dangerous situations during power outages where users become trapped in reclined positions unable to stand
• Device Connectivity: USB port eliminates need to leave chair for phone charging, supporting independence and reducing fall risk from unnecessary mobility
• Long-Term Durability: Seven-year pro-rated parts warranty and Pride Mobility's commercial-grade construction enable 10-15 year typical service life with proper maintenance

Clinical Applications

✓ Post-operative total hip arthroplasty recovery with hip precaution positioning requirements
✓ Post-operative total knee arthroplasty requiring progressive leg elevation and flexion protocols
✓ Congestive heart failure with lower extremity edema requiring Trendelenburg positioning
✓ Chronic venous insufficiency necessitating frequent leg elevation above heart level
✓ Lymphedema management protocols requiring therapeutic positioning and pressure relief
✓ Chronic obstructive pulmonary disease requiring elevated head-of-bed positioning
✓ Orthostatic hypotension management with gradual position transitions
✓ Spinal stenosis with positional component requiring lumbar support variation
✓ Degenerative disc disease benefiting from adjustable lumbar support throughout day
✓ Rheumatoid arthritis with multiple joint involvement requiring pressure redistribution
✓ Osteoarthritis affecting hips, knees, and spine necessitating position variation
✓ Fibromyalgia requiring frequent position changes for widespread pain management
✓ Multiple sclerosis with fatigue and mobility limitations
✓ Parkinson's disease with rigidity and difficulty initiating standing transfers
✓ Stroke recovery with hemiplegia requiring assisted transfers and therapeutic positioning
✓ Peripheral neuropathy with balance deficits increasing fall risk during standing
✓ Obesity with mobility challenges benefiting from lift assistance (up to 400 lbs)
✓ Geriatric frailty with reduced lower extremity strength for independent chair transfers
✓ Chronic pain syndromes requiring customized positioning for symptom management
✓ Sleep apnea requiring elevated sleep positioning
✓ Gastroesophageal reflux disease benefiting from head elevation

Usage & Application

Initial Setup and Placement: Upon delivery, position the Tranquil 2 chair with consideration for the 13-inch wall clearance requirement when fully reclined. Measure 13 inches from the wall to the back of the chair in the upright position to ensure adequate space for full recline without wall contact that could damage both wall and chair upholstery. Ensure adequate side clearance (minimum 6 inches on each side) for arm access and safe transfers. Position within reach of a grounded electrical outlet; avoid using extension cords if possible, as they may not provide adequate amperage for the multi-motor system under simultaneous operation. Plug the power supply into the outlet and connect to the chair's power port. Before first use, charge the lithium backup battery for 8-12 hours per manufacturer instructions—this initial charge establishes full battery capacity for emergency backup operation. Verify that the hand control cord reaches comfortably to typical seated position without excessive slack that could create tripping hazards.

Hand Control Operation and Zone Management: Familiarize yourself with the hand control layout before sitting in the chair. The Pride Tranquil 2 remote features separate buttons for each adjustment zone: backrest up/down, footrest up/down, lumbar in/out, and headrest forward/back. Unlike linked two-position chairs with single "recline" buttons, the independent system requires understanding which zones affect which body segments. The backrest buttons control the angle of the seat back relative to the seat base—pressing "down" reclines the back toward horizontal, while "up" returns it toward vertical. The footrest buttons elevate or lower the leg support—"up" extends the footrest and elevates legs, "down" retracts footrest toward closed position. The lumbar buttons adjust the curvature of lumbar support in the seat back—"in" increases lumbar prominence for greater curve support, "out" flattens lumbar support. The headrest buttons tilt the upper back/head cushion—"forward" brings the headrest toward the chest for activities like reading, "back" tilts it away for more relaxed positioning. Practice operating each zone independently while seated to develop muscle memory for intuitive adjustment during daily use.

Finding Optimal Positioning for Different Activities: The independent system enables activity-specific positioning that enhances comfort and function throughout the day. For meal consumption, position the backrest nearly vertical (80-90 degrees), footrest down or slightly elevated, and headrest neutral—this approximates normal dining posture and prevents aspiration risk while swallowing. For television viewing, recline backrest 30-45 degrees, elevate footrest to reduce lower extremity swelling, adjust lumbar support to comfortable curve, and tilt headrest slightly forward to maintain visual alignment with TV screen without neck strain. For reading, maintain backrest at 40-60 degrees to support book or tablet at comfortable viewing distance, elevate footrest for leg comfort, increase lumbar support to prevent slouching, and position headrest to maintain neutral cervical alignment. For napping or overnight sleep, fully recline backrest approaching horizontal (maintaining slight incline per preference and respiratory needs), elevate footrest to near-level with body creating flat sleeping surface, reduce lumbar support for neutral spine positioning, and adjust headrest to support natural cervical curve similar to pillow positioning in bed. For conversation or socializing, position backrest at 70-80 degrees to maintain eye contact with visitors, footrest lowered or slightly elevated, lumbar support moderate, and headrest neutral—this creates engaged, alert positioning appropriate for interaction.

Therapeutic Trendelenburg Positioning: For users with cardiovascular conditions, venous insufficiency, lymphedema, or post-operative protocols requiring leg elevation above heart level, the Trandelenburg position provides significant therapeutic benefit. To achieve proper Trendelenburg positioning: begin with the chair in upright position, sit comfortably with buttocks against seat back, fully elevate the footrest to maximum extension, then carefully recline the backrest to approximately 30-40 degrees from vertical. At this angle, your legs should be positioned 15-30 degrees above your heart (the exact angle depends on your torso length and leg length proportions). For more aggressive Trendelenburg therapy, recline the backrest further—at 45-50 degrees backrest recline with full footrest elevation, most users achieve legs positioned 30-45 degrees above heart level. Monitor for lightheadedness or discomfort during initial Trendelenburg sessions, as some individuals experience orthostatic effects from blood redistribution. Consult your physician regarding appropriate duration and frequency for Trendelenburg positioning—typical recommendations range from 20-30 minute sessions 2-4 times daily for venous insufficiency, or continuous positioning for certain post-operative protocols.

Lift Assist Function for Safe Transfers: The powered lift mechanism provides critical assistance for standing transfers, significantly reducing fall risk compared to unassisted standing from seated positions. To use the lift function properly: begin with the chair in relatively upright position (if currently reclined, use the hand control to return backrest to vertical and lower footrest completely), scoot forward slightly in the seat so your buttocks are 2-3 inches forward from the seat back, plant both feet firmly on the floor approximately shoulder-width apart with knees bent 90 degrees, and lean forward slightly from the hips to shift your center of gravity over your feet. Press and hold the "lift" button on the hand control (typically a dedicated button separate from the individual zone controls). The chair will smoothly tilt forward and upward, elevating the seat base and pushing you gently toward standing position. As the chair lifts, continue leaning forward and begin straightening your legs, allowing the chair's motion to assist the standing movement rather than fighting it. Once fully elevated and standing securely, release the lift button. The chair will stop in the elevated position. When ready to sit, back up until you feel the chair contact the back of your legs, press and hold the lift button, and the chair will slowly lower as you bend your knees and sit down in a controlled descent. The lift function operates at a safe, controlled speed that prevents sudden movements that could compromise balance—resist the urge to rush the transfer by standing before the chair reaches full lift height or sitting before the descent completes.

Backup Battery Function and Power Outage Protection: The integrated lithium backup battery serves a critical safety function by ensuring lift operation remains available during electrical outages. Without backup power, users could become trapped in fully reclined positions during power failures, unable to return the chair to upright position for standing transfers—this creates emergency situations particularly for users who are alone, have urgent toileting needs, or require regular position changes. The lithium battery maintains sufficient charge to complete multiple lift cycles (typically 5-10 full recline-to-upright movements) after power loss. To ensure backup readiness, maintain the chair plugged into power when not in use—the battery charges automatically whenever main power is available. Test the backup system monthly by unplugging the chair and operating the lift function to verify battery holds charge. If battery performance diminishes (indicated by sluggish lift operation or failure to complete full cycle), contact Pride Mobility for battery service as lithium batteries typically require replacement every 3-5 years depending on usage patterns and charging cycles completed. During actual power outages, conserve backup battery capacity by limiting adjustments to essential lift operations for transfers—avoid recreational reclining adjustments until main power restores.

Lumbar Support Optimization Throughout the Day: The independent power lumbar adjustment accommodates the reality that optimal spinal support changes as muscles fatigue, activity levels vary, and pain patterns evolve throughout waking hours. Morning positioning often requires minimal lumbar support as back muscles are rested and relatively comfortable after overnight sleep—excessive lumbar curve support when muscles are relaxed can feel uncomfortable or create pressure points. As the day progresses and muscles engage in weight-bearing activities (even seated weight-bearing), fatigue accumulates and proper lumbar support becomes increasingly important to prevent slouching and associated pain. By midday, most users benefit from increasing lumbar support to maintain proper spinal alignment as muscles tire. Evening hours, particularly after dinner, may warrant reduced lumbar support as muscles fatigue to the point where active engagement becomes difficult—at this stage, more neutral positioning may feel more comfortable than maintained curve support. Listen to your body's signals: if you find yourself leaning forward or adjusting posture frequently, your lumbar support likely needs increasing; if you feel excessive pressure in the lower back region, reduce lumbar support. The independent lumbar adjustment also accommodates different activity needs: increase lumbar support during alertness activities like reading or socializing to maintain engaged posture, reduce lumbar support during relaxation or sleep preparation to enable full body relaxation.

Cleaning and Maintenance: The Tranquil 2's upholstery requires regular maintenance to preserve appearance and function through years of daily use. For routine cleaning, vacuum upholstery weekly using an upholstery attachment to remove dust, crumbs, and debris that accumulate in seams and crevices. For spills, immediately blot (don't rub) with clean absorbent cloth to prevent liquid penetration into foam cushioning. Clean stains using upholstery cleaner appropriate for your fabric type—Pride offers multiple fabric options including microfiber, leather-like vinyl, and genuine leather, each requiring specific care products. Test cleaning products on inconspicuous areas before applying to visible surfaces. Avoid excessive moisture that could damage electrical components or create mildew in cushioning. Annually, inspect the chair's mechanical components: check hand control cord for fraying or damage, verify all buttons function properly without sticking, and listen for unusual mechanical noises during operation that could indicate maintenance needs. Lubrication of moving parts is typically unnecessary as motors use sealed bearing systems, but if squeaking develops, contact Pride service rather than attempting home lubrication which could void warranty. Periodically check electrical connections at the chair's power port and wall outlet for security and damage. If the chair will be unused for extended periods (vacation, hospitalization), unplug from wall power to prevent phantom power drain and protect against power surge damage.

Weight Distribution and Capacity Considerations: While the PLR-935S supports up to 400 lbs, proper weight distribution maximizes comfort and longevity. When sitting, position yourself centered on the seat with buttocks fully against the seat back—avoid sitting off-center or heavily to one side, as this creates uneven loading on the frame and can accelerate wear on one side's mechanisms. When using the lift function with higher body weights, ensure both feet are planted firmly on the floor before initiating lift to stabilize your center of gravity during the forward-tilting motion. For users approaching the 400-lb capacity, consider more frequent position changes to redistribute pressure and prevent excessive compression of foam cushioning in any single location. Be aware that the 400-lb capacity represents maximum structural load—for optimal comfort and cushioning performance, users in the 300-375 lb range will experience the best long-term cushion resilience and support.

Safety Considerations: Never stand on the chair or use it as a step stool to reach overhead objects. Never allow children to play with the hand control or operate the chair without supervision, as pinch points exist where moving parts meet. Keep the pathway around the chair clear of obstacles that could interfere with transfers or emergency egress. Position the chair away from heat sources like radiators, space heaters, or fireplaces that could damage upholstery or electrical components. Do not use the chair if any mechanical or electrical malfunction is observed—discontinue use and contact Pride service. For users with cognitive impairment, consider whether unsupervised chair operation is safe, as inappropriate use could create entrapment or injury.

Technical Specifications

Model Information
Model Number: PLR-935S (Small Size)
Product Line: Pride Tranquil 2 Series
Size Classification: Small (for users 5'3" and under)
Weight Capacity: 400 lbs maximum user weight

Seating Dimensions
Seat Width: 20 inches (inside armrests)
Seat Depth: 18.5 inches (front edge to seat back)
Seat-to-Floor Height: 18 inches (in upright position)
Back Height (Seat to Top): 25 inches
Armrest Height: Approximately 24-25 inches from floor (standard positioning)

Overall Dimensions
Overall Chair Width: 33.75 inches (outside armrests)
Overall Chair Height: 40 inches (in upright position)
Overall Depth (Upright): Approximately 38 inches from front to back
Wall Clearance Required: 13 inches (when fully reclined)
Overall Footprint (Reclined): Approximately 70-75 inches from wall to front of extended footrest

Motor and Adjustment System
Number of Motors: 4 independent motors
Motor 1: Backrest recline (infinite positioning from vertical to near-horizontal)
Motor 2: Footrest elevation (infinite positioning from closed to maximum extension)
Motor 3: Lumbar adjustment (variable curve support)
Motor 4: Headrest articulation (tilt adjustment)
Lift Motor: Dedicated actuator for lift function (separate from four positioning motors)
Motor Type: Sealed gear motors with thermal overload protection

Positioning Capabilities
Backrest Recline Range: Approximately 110-170 degrees (from vertical = 90 degrees)
Footrest Elevation Range: Approximately 0-60 degrees above horizontal
Trendelenburg Capability: Yes (legs elevated above heart level when combining footrest elevation with backrest recline)
Zero Gravity Positioning: Yes (weight-distributed positioning achievable through independent adjustments)
Lumbar Adjustment Range: Approximately 1-2 inches variation in lumbar prominence
Headrest Tilt Range: Approximately 15-20 degrees forward/back from neutral

Electrical Specifications
Power Supply: AC adapter (120V standard household power)
Power Consumption: Approximately 200-300 watts under operation
Backup Battery: Integrated lithium-ion battery
Backup Battery Capacity: Sufficient for 5-10 full lift cycles after power loss
Battery Charge Time: 8-12 hours for full charge
USB Port: Integrated charging port on hand control (5V output standard)

Control System
Hand Control Type: Wired remote with dedicated zone buttons
Control Functions: Individual buttons for backrest, footrest, lumbar, headrest, plus lift button
Cord Length: Approximately 6-8 feet from chair to hand control
Safety Features: Auto-stop at maximum extension/retraction limits on all zones

Frame and Construction
Frame Material: Heavy-gauge steel reinforcement with hardwood structural elements
Suspension System: Sinuous spring suspension (no-sag springs)
Cushioning: High-density foam core with fiber wrap for comfort
Upholstery Options: Multiple fabric choices including microfiber, vinyl, and leather options
Seat Design: Fully padded chaise (continuous cushioning from seat through footrest)

User Specifications
Recommended User Height: 5'3" and under (Small size)
Weight Capacity: 400 lbs maximum
Sitting Requirement: User must be able to sit independently with adequate trunk control
Cognitive Requirement: User or caregiver must understand safe operation procedures

Warranty and Support
Parts Warranty: 7-year pro-rated coverage on structural components and motors
Manufacturer: Pride Mobility Products Corporation
Service Network: Authorized service centers nationwide for warranty and maintenance
Technical Support: Pride customer service hotline for operational questions and troubleshooting

Compliance and Certifications
Safety Standards: Meets applicable furniture and electrical safety standards
Electrical Certification: UL listed components
Intended Environment: Indoor residential use in climate-controlled environments

Package and Delivery
Delivery Type: Typically white-glove delivery with setup included through authorized dealers
Assembly Required: Minimal (chair arrives mostly assembled; delivery team typically completes setup)
Weight (Packaged): Approximately 200-250 lbs
Dimensions (Packaged): Requires standard doorway clearance (32+ inches) for entry

Optional Accessories
Heat and Massage: Available on select models (confirm with dealer)