GVL Global 02 Series Service Manual

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33222

"Providing Access to the World"

International Corporate Hdqrs: P.O. Box 310

1-800-THE LIFT

(574) 946-6153

Patent #5,261,779

Patent #6,065,924

34179 Rev. A

Patent #6,065,924

Patent #6,238,169

December

Patent #6,238,169

Patent #6,464,447

2007

Patent #6,464,447

Service Manual for:

Global

Wheelchair Lifts

Winamac, IN 46996 USA

FAX: (574) 946-4670

Patent #6,599,079

Patent #6,739,824

Patent #6,837,670

Patents Pending

W A R N I N G

Read manual

before installing

or servicing lift.

Failure to do so

may result in

serious bodily

injury and/or

property damage.

Table of Contents

Summary of Contents for GVL Global 02 Series

Page 1 Service Manual for: Global Wheelchair Lifts W A R N I N G 33222 ® Read manual "Providing Access to the World" ® before installing International Corporate Hdqrs: P.O. Box 310 Winamac, IN 46996 USA ® 1-800-THE LIFT (574) 946-6153 FAX: (574) 946-4670 or servicing lift.
Page 2 Congratulations We at The Braun Corporation wish to express our fullest appreciation on your new purchase. With you in mind, our skilled craftsmen have designed and assembled the ﬁnest lift available. This manual provides service-related material. Refer to the Quick Reference Installation Sheet for installation instructions, operating instructions and maintenance procedures.
Page 3: Table Of Contents
Contents Troubleshooting and Maintenance Lift Terminology............. 2 Switch and Sensor Locations ........3 Platform Fold Pressure Adjustment ......4 Platform Angle Adjustment ........5-6 Tower Microswitch Adjustment ........7 Lubrication Diagram ............8 Maintenance and Lubrication Schedule....9-12 Lift Electrical Schematic ..........13 Lift Wiring Diagram ............
Page 4: Lift Terminology
Lift Terminology Hand-Held Top Parallel Arms (2) Pendant Control Main Cylinders (2) Towers (2) Pump Module Adjustable Quiet-Ride Stow Blocks (2) (Rear) Unfold Assist Compression Springs (2) ™ Lift-Tite Latches (2) Vertical Arm Covers (4) Handrails (2) Opposite Pump Side Base Plate Vertical Arm Inner Roll Stop...
Page 5: Switch And Sensor Locations
Switch and Sensor Locations *Up & Unfold Microswitch Assy. 975-3121A *Up Microswitch *Partial Fold Microswitch Assy. 32735RA *Unfold Microswitch Inboard Right Left Outboard *Note: Mirror image for right (front) pump lifts. Page 3...
Page 6: Platform Fold Pressure Adjustment
Platform Fold Pressure Adjustment 1. Position the platform at the ﬂoor level loading position. 2. Loosen the hex nut on the adjustment screw (do not remove hex nut). 3. Turn the adjustment screw counter clockwise until the platform does not fold when the Fold button is pressed.
Page 7: Platform Angle Adjustment
Platform Angle Adjustment Angle A Adjustments to platform angle equals Figure A may be required. Adjusting the Angle B. platform angle based on the rela- ✓ tionship of the platform at ground level directly affects the angle of the platform when positioned at ﬂoor level.
Page 8 Platform Angle Adjustment Platform Angle Adjustments: Check platform Automatic Floor Level Positioning: GVL936 angle as outlined on page 5 when adjusting micro- Series lifts feature automatic ﬂoor level positioning. switches. This feature eliminates the need for the lift operator to position and stop the platform at vehicle ﬂoor Adjustment Veriﬁcation: Following the outlined level when unfolding the platform from the stowed adjustment procedures, check ﬂoor level position...
Page 9: Tower Microswitch Adjustment
Tower Microswitch Adjustment Tower 2 Tower 1 (Up) (Unfold) Microswitch Microswitch Turn adjustment Turn adjustment TOWER TOWER 32942 screw counter- screw clock- TOWER TOWER clockwise to stop Figure D wise to stop the 32942 the platform raise platform unfold function sooner. function sooner.
Page 10: Lubrication Diagram
Maintenance and Lubrication Lubrication Diagram Lift-Tite ™ Latches Hydraulic Cylinder (Tower Pivot Points - 2) Parallel Arm Pivot Bushings (8) Pivot Pin Bearings (16) Saddle Bearing Buttons (4) Lift-Tite ™ Latch Dampening Springs (2 springs - 4 Points) LO Parallel Arm Pivot Pin Bearings (16) Handrail Pivot Pins (2) Inner Roll Stop Lever...
Page 11: Maintenance And Lubrication Schedule
Maintenance and Lubrication Schedule Proper maintenance is necessary to ensure safe, ing assembly procedures. W ARNING When these components troublefree operation. Inspecting the lift for any wear, damage or other abnormal conditions should are replaced, grease must be applied during installa- be a part of all transit agencies’s daily service Maintenance and program.
Page 12 Maintenance and Lubrication Schedule continued Inspect outboard barrier feet for proper operation, Correct, replace damaged parts and/or relubri- positive securement and detached or missing cate. torsion spring Inspect platform fold gear rack and gear link as- Remove foreign objects, replace damaged parts sembly teeth for foreign objects, wear or dam- and resecure as needed age (bent, deformed or misaligned), positive...
Page 13 Maintenance and Lubrication Schedule continued Inspect external snap rings / e-clips: Resecure or replace if needed. • Upper fold arms (4) • Lower fold arms (2) • Inner roll stop lever bracket pins (2) • Lift-Tite ™ latch gas (dampening) springs (4) •...
Page 14: Maintenance And Lubrication Schedule
Maintenance and Lubrication Schedule continued Mounting Check to see that the lift is securely anchored to the vehicle and there are no loose bolts, broken welds, or stress fractures. 4500 Cycles Decals and Antiskid Replace decals if worn, missing or illegible. Re- place antiskid if worn or missing.
Page 15: Lift Electrical Schematic
Lift Electrical Schematic LIFT Notes: DESCRIPTION SYMBOL SWITCH BOX 1. Shown with lift in stowed position. 2. All wires 20 gauge unless otherwise noted. BATTERY UNFOLD CHASSIS GROUND FOLD CIRCUIT BREAKER CONNECTORS MOTOR SOLENOID SOLENOID SWITCH MICROSWITCH DIODE LIFT POWER CIRCUIT SWITCH BREAKER...
Page 16: Lift Wiring Diagram
Lift Wiring Diagram Switch Box (As Viewed From Terminal Partial Fold N.O. Side of Switch) Microswitch N.C. YL(16) BK(16) Fold/Unfold Up / Fold N.O. Switch BK/GY Microswitch N.C. DK. BU Up/Down Unfold / Down N.O. Switch Microswitch N.C. BN(16) WH(16) Notes: 1.
Page 17: Hydraulic Schematic
Hydraulic Schematic Orifice Orifice Down Fold Valve Valve 1700 2200 Opposite Pump Side Pump Cylinder BACKUP Cylinder PUMP PUMP Description Symbol Description Symbol Fixed Displacement Hydraulic Port Pump 2 Way 2 Position Pump Motor Solenoid Valve Pressure Compensated Backup Pump Flow Control Relief Valve Single Acting Cylinder...
Page 18: Hydraulics Parts List
Hydraulics Parts List GVL936FIB2948RP Item Qty. Description GVL936IB3144 GVL936FIB3048RP Pump Assembly (M-264-0101) 120G / 12V / Dual Relief 32729-12V 32729-12V Solenoid, 4-Post - Trombetta 31129 31129 Motor, Pump - 12 Volt - 25A 31119 31119 Clamp, Hose - Solenoid Mountings 29663 29663 Valve Assembly, “Fold”...
Page 19: Hydraulics Diagram
Hydraulics Diagram Hydraulic Repair For repair of a hydraulic hose or cylinder, read this. Service Bulletin 27049 Hydraulic Pump Motor Manual Backup Pump Page 17...
Page 20: Pump Module
Pump Module Parts List GVL936FIB2948RP Item Qty. Description GVL936IB3144 GVL936FIB3048RP Pump Module (complete), 12 Volt, Rear 936-0516RA 936-0516FARP Pump Assembly (M264-0101) 12V-120G - Dual Relief (Includes Items 2 & 3) 32729-12V 32729-12V Solenoid, Up - 4-Post - Trombetta 31129 31129 Clamp, Hose - Solenoid Mounting 29663 29663...
Page 21: Pump Module Diagram
Pump Module Diagram Pump Mounting Bolts Apply red #271 Thread Locker Loctite ® to the three pump mounting bolts (items 6 and 7) if a blue nylon patch is not present on the bolts when retroﬁtting an M264 pump assembly. Loctite ®...
Page 22: Base Plate Assembly
Exploded Views and Parts Lists Base Plate Assembly Applicable For: ·GVL936FIB2948RP 11541 WASHER-#10 FLAT/AUTO-BK 20535 CLAMP-INSULATE 1" 14993 RIV-POP-SD66BS-3/16"-.25/.38/AUTO-BK 11513 RIV-POP-SD64BS-3/16"-.13/.25/AUTO-BK 32735FA ASSY-REAR-TOWER SWITCH PARTIAL FOLD GV936-0143-29 COVER-BASE/GVL936 24440 BOLT-5/16-18 X 3/4-BHSC/AUTO-BK 975-3121A MICRO SWITCH ASSY 24570 RING-5/16 EXT SNAP/ZINC PLATED 26963 SPRING-DAMP 5.67 E/4.291 C,P1=3.37N-RET 26614...
Page 23 Exploded Views and Parts Lists Base Plate Assembly Applicable For: ·GVL936FIB3048RP 11541 WASHER-#10 FLAT/AUTO-BK 20535 CLAMP-INSULATE 1" 14993 RIV-POP-SD66BS-3/16"-.25/.38/AUTO-BK 11513 RIV-POP-SD64BS-3/16"-.13/.25/AUTO-BK 32735FA ASSY-REAR-TOWER SWITCH PARTIAL FOLD GV936-0143-30 COVER-BASE/GVL936 24440 BOLT-5/16-18 X 3/4-BHSC/AUTO-BK 975-3121A MICRO SWITCH ASSY 24570 RING-5/16 EXT SNAP/ZINC PLATED 26963 SPRING-DAMP 5.67 E/4.291 C,P1=3.37N-RET 26614...
Page 24: Base Plate Assembly
Exploded Views and Parts Lists Base Plate Assembly Applicable For: ·GVL936IB3144 11541 WASHER-#10 FLAT/AUTO-BK 20535 CLAMP-INSULATE 1" 14993 RIV-POP-SD66BS-3/16"-.25/.38/AUTO-BK 11513 RIV-POP-SD64BS-3/16"-.13/.25/AUTO-BK 32735RA ASSY-REAR-TOWER SWITCH PARTIAL FOLD GV936-0143 COVER-BASE/GVL936 24440 BOLT-5/16-18 X 3/4-BHSC/AUTO-BK 975-3121A MICRO SWITCH ASSY 24570 RING-5/16 EXT SNAP/ZINC PLATED 26963 SPRING-DAMP 5.67 E/4.291 C,P1=3.37N-RET 26614...
Page 25: Top Parallel Arm Assembly
Exploded Views and Parts Lists Top Parallel Arm Assembly - Front Applicable For: ·All Lifts 10058 NUT-5/16-18 HEX/AUTO-BK 10068 WASHER-5/16" LOCK/AUTO-BK 15858BK BOLT-CARR 5/16-18 X 3/4/AUTO-BK 16368 WASHER-5/16" EXTERNAL TOOTH 24440 SCREW-5/16-18 X 3/4-BHSC/AUTO-BK 28593A ASSY-BLOCK-GUIDE-PLATFORM-STOW 915-0392 BKT.-QUIET-RIDE MTG.-915 14993 RIV-POP-SD66BS-3/16"-.25/.38/AUTO-BK 915-0703 BRACKET-INNER SIDE PANEL GUIDE...
Page 26: Bottom Parallel Arm Assembly
Exploded Views and Parts Lists Bottom Parallel Arm Assembly - Front Applicable For: ·GVL936FIB2948RP ·GVL936FIB3048RP 31771 SHIM WASHER-0.906" ID X 1.156" OD X .030" T/SS 24011 BEARING-FLANGE-3/4" X 3/8"-12FDU06 936-0400FFA ASSY-ARM-PARALLEL/BTM GVL936 FF (INCLUDES 1-3) ITEM QTY. PART NO. DESCRIPTION Bottom Parallel Arm Assembly - Rear Applicable For: ·GVL936FIB2948RP...
Page 27: Bottom Parallel Arm Assembly
Exploded Views and Parts Lists Bottom Parallel Arm Assembly - Front Applicable For: ·GVL936IB3144 31771 SHIM WASHER-0.906" ID X 1.156" OD X .030" T/SS 24011 BEARING-FLANGE-3/4" X 3/8"-12FDU06 936-0402A ASSY-ARM-PARALLEL/BTM (INCLUDES 1-3) ITEM QTY. PART NO. DESCRIPTION Bottom Parallel Arm Assembly - Rear Applicable For: ·GVL936IB3144 31771...
Page 28: Hydraulic Cylinder Assembly - Main
Exploded Views and Parts Lists Hydraulic Cylinder Assembly - Main Applicable For: ·All Lifts RETRACTED 23.146 STROKE 14.625 EXTENDED 37.771 30° ±10° 15150 ELBOW-1/4 NPT 90° 1/4 BARB 26667 ELBOW-7/16-20 M/O-RNG/37*/.035 ORFICE 1514.3-9407ARO CYLINDER ASSY-14.625"/23.146 RETRACTED (Includes Items 1-3) PART NO. DESCRIPTION ITEM QTY.
Page 29: Vertical Arm Assembly
Exploded Views and Parts Lists Vertical Arm Assembly - Front Applicable For: ·GVL936FIB2948RP 24537 SCREW-#10-32X3/8 FL HD-HX SKT/AUTO-BK 990-0341 ADAPT-CYL/ROLL STOP LEVER-OUT 32408 RUBBER BUMPER-VERT CHAN. 24442 BEARING-FLANGE-1/2" X 1/4"-08FDU04 84383 E CLIP-3/8 SHAFT 32734 ROLLER-/LIFT TITE 33291 WASHER-SHIM-5/8 IDx1" ODx0.025" THICK-SS 32998 PIN-LIFT-TITE-ROLLER/VISTA GV936-0442FW...
Page 30 Exploded Views and Parts Lists Vertical Arm Assembly - Front Applicable For: ·GVL936FIB3048RP ·GVL936IB3144 24537 SCREW-#10-32X3/8 FL HD-HX SKT/AUTO-BK 990-0341 ADAPT-CYL/ROLL STOP LEVER-OUT 32408 RUBBER BUMPER-VERT CHAN. 24442 BEARING-FLANGE-1/2" X 1/4"-08FDU04 84383 E CLIP-3/8 SHAFT 32734 ROLLER-/LIFT TITE 33291 WASHER-SHIM-5/8 IDx1" ODx0.025" THICK-SS 32998 PIN-LIFT-TITE-ROLLER/VISTA GV936-2436FW...
Page 31: Handrail Assembly
Exploded Views and Parts Lists Handrail Assembly - Front Applicable For: ·All Lifts 936-0426W WMT-TUBE-LOWER FOLD ARM/GL936 975-2429 PIN-ROLLER-LOWER FOLD ARM 975-2428 ROLLER-LOWER FOLD ARM NUT-3/8-16 UNC HEX LOCK/AUTO-BK 13617 10027 BOLT-3/8-16 X 2" HEX HD. CAP 30227 WASHER-UHMW 0.75 OD X 0.39 ID X 0.25 12608 CLIP-SAFETY (GAS SPRING) 29185...
Page 32: Platform Assembly - Inboard
Exploded Views and Parts Lists Platform Assembly - Inboard Applicable For: ·GVL936FIB2948RP DWG. NOTES 1) APPLY RED LOCTITIE #11522-1 TO THREADS OF (BC.#10025 AND BC.#12463). 24442 BEARING-FLANGE-1/2" X 1/4"-08FDU04 28031 BEARING-FLANGE-1 X 1/2-16FDU08 975-2360 PIN-BEARING-PLATFORM SLIDE V955-0333N 975-2202 PIN-BEARING-GEAR RACK LINK-PLATFORM/VERT CHANNEL 975-2329BKN 12463...
Page 33 Exploded Views and Parts Lists Platform Assembly - Inboard Applicable For: ·GVL936FIB3048RP DWG. NOTES 1) APPLY RED LOCTITIE #11522-1 TO THREADS OF (BC.#10025 AND BC.#12463). 975-2202 PIN-BEARING-GEAR RACK 28031 BEARING-FLANGE-1 X 1/2-16FDU08 12463 BOLT-3/8-16 X 3/4 GR5-HEX/AUTO-BK V955-0333N LINK-PLATFORM/VERT CHANNEL 975-2329BKN 975-2328FRABKN GEAR ASSEMBLY/FRONT (INCLUDES ITEMS 26 &...
Page 34: Platform Assembly - Inboard
Exploded Views and Parts Lists Platform Assembly - Inboard Applicable For: ·GVL936IB3144 DWG. NOTES 1) APPLY RED LOCTITIE #11522-1 TO THREADS OF (BC.#10025 AND BC.#12463). 28031 BEARING-FLANGE-1 X 1/2-16FDU08 975-2202 PIN-BEARING-GEAR RACK 12463 BOLT-3/8-16 X 3/4 GR5-HEX/AUTO-BK V955-0333N LINK-PLATFORM/VERT CHANNEL 975-2329BKN GEAR RACK-PLATFORM FOLD 975-2328FRABKN...
Page 35: Platform Assembly - Outboard
Exploded Views and Parts Lists Platform Assembly - Outboard Applicable For: ·GVL936FIB2948RP DWG. NOTES 1) APPLY LOCTITIE 242 (B.C.# 18822) TO SET SCREWS (B.C.# 11567 AND B.C.# 11563) BEFORE INSTALLATION. 28132R ROD-5/32"-TORSION SPRING BAR-RR RING-1/4 EXT SNAP 28132F ROD-5/32"-TORSION SPRING BAR-RR 13710 31456 WASHER-FENDER-.266 IDX.875 ODX.047...
Page 36 Exploded Views and Parts Lists Platform Assembly - Outboard Applicable For: ·GVL936FIB3048RP DWG. NOTES 1) APPLY LOCTITIE 242 (B.C.# 18822) TO SET SCREWS (B.C.# 11567 AND B.C.# 11563) BEFORE INSTALLATION. 28132R ROD-5/32"-TORSION SPRING BAR-RR 28132F ROD-5/32"-TORSION SPRING BAR-FR 13710 RING-1/4 EXT SNAP 24028 31456 WASHER-FENDER-.266 IDX.875 ODX.047...
Page 37 Exploded Views and Parts Lists Platform Assembly - Outboard Applicable For: ·GVL936IB3144 DWG. NOTES 1) APPLY LOCTITIE 242 (B.C.# 18822) TO SET SCREWS (B.C.# 11567 AND B.C.# 11563) BEFORE INSTALLATION. 28132R ROD-5/32"-TORSION SPRING BAR-RR 28132F ROD-5/32"-TORSION SPRING BAR-RR 13710 RING-1/4 EXT SNAP 24028 BEARING-PLASTIC-FLANGE-3/8IDX1/4"...
Page 38: Inner Roll Stop Assembly
Exploded Views and Parts Lists Inner Roll Stop Assembly Applicable For: ·GVL936FIB2948RP 10062 WASHER-1/4" FLAT/AUTO-BK 975-6404 LEVER-INBOARD BARRIER 24012 BEARING-FLANGE-3/4" X 1/4"-12FDU04 915-0391 BUMPER-.75 X .625LG-5/16-18THD 10025 BOLT-3/8-16 X 1" HEX/AUTO-BK 10068 10069BK WASHER-5/16" LOCK/AUTO-BK WASHER-3/8" LOCK/AUTO-BK 13890 BOLT-5/16-18 X 3/4" HEX 10064 WASHER-3/8"...
Page 39 Exploded Views and Parts Lists Inner Roll Stop Assembly Applicable For: ·GVL936FIB3048RP 10062 WASHER-1/4" FLAT/AUTO-BK 975-6404 LEVER-INBOARD BARRIER 24012 BEARING-FLANGE-3/4" X 1/4"-12FDU04 10025 915-0391 BUMPER-.75 X .625LG-5/16-18THD BOLT-3/8-16 X 1" HEX/AUTO-BK 10068 WASHER-5/16" LOCK/AUTO-BK 10069BK WASHER-3/8" LOCK/AUTO-BK 13890 10064 WASHER-3/8" FLAT/AUTO-BK BOLT-5/16-18 X 3/4"...
Page 40: Inner Roll Stop Assembly
Exploded Views and Parts Lists Inner Roll Stop Assembly Applicable For: ·GVL936IB3144 10062 WASHER-1/4" FLAT/AUTO-BK 975-6404 LEVER-INBOARD BARRIER 24012 BEARING-FLANGE-3/4" X 1/4"-12FDU04 915-0391 BUMPER-.75 X .625LG-5/16-18THD 10025 BOLT-3/8-16 X 1" HEX/AUTO-BK 10068 10069BK WASHER-5/16" LOCK/AUTO-BK WASHER-3/8" LOCK/AUTO-BK 13890 BOLT-5/16-18 X 3/4" HEX 10064 WASHER-3/8"...
Page 41 "Providing Access to the World" ® Over 300 Braun Dealers Worldwide ® "Providing Access to the World" International Corporate Hdqrs: P .O. Box 310 Winamac, IN 46996 USA ® 1-800-THE LIFT (574) 946-6153 FAX: (574) 946-4670...
Page 42 Service Manual for: Global Wheelchair Lifts Braun ™ Limited Warranty Consult your local Braun dealer regarding warranty policy. www.braunlift.com/international ® "Providing Access to the World" ® International Corporate Hdqrs: P.O. Box 310 Winamac, IN 46996 USA 34179 Rev. A 34179 Rev. A ®...