Telma AC50-55 Installation Manual

Telma AC50-55 Installation Manual

On chevy 4500 express/savanna cutaway from model year 2010
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TL113007
INSTALLATION MANUAL
FOR
TELMA AC50-55
ON
CHEVY 4500 EXPRESS/SAVANNA
CUTAWAY
FROM MODEL YEAR 2010
1Feb11

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Summary of Contents for Telma AC50-55

  • Page 1 TL113007 INSTALLATION MANUAL TELMA AC50-55 CHEVY 4500 EXPRESS/SAVANNA CUTAWAY FROM MODEL YEAR 2010 1Feb11...
  • Page 2: Table Of Contents

    Exhaust Fuel Tank 2 Telma Installation Install the Chassis Brackets Install vent tube extension Assemble the Telma Brackets and mounts Install the Telma in the Chassis Drive Shaft Modification and Installation 3 Control Components Relay Box Installation Light Bar Installation...
  • Page 3: Preparation Of The Chassis

    The vent tube is located at the upper passenger side corner of the Telma. Cut off the vent tube at the bottom of the Telma using a knife or cable cutter.
  • Page 4: Assemble The Telma Brackets And Mounts

    2.3 ASSEMBLY OF THE TELMA BRACKETS AND MOUNTS  Identify the driver’s side of the Telma from the passenger side. To do so, orient the arrow of the red plate on the Telma towards the axle with the red plate on the driver’s side.
  • Page 5: Light Bar Installation

    Install the relay box on the driver side frame rail using an existing hole from the battery box if the batteries will be relocated and if available approximately 40” forward from the center of the Telma and down 3 1/2“, from the top of the frame rail using the relay box mounting brackets TIB01017 x 2 and fasteners supplied in the kit.
  • Page 6: Speed Switch And Foot Control Switch Installation

    Chevrolet 4500 EXPRESS Installation Manual 3.3 SPEED SWITCH & FOOT CONTROL SWITCH INSTALLATION Bracket TIB05048 is used to mount the Telma speed switch. Bracket TIB05049 is used to mount the foot switch to the dash as shown. Attach pedal clamp TIB05050 and pedal bracket TIB05053 to the brake pedal using the ¼” bolts, nuts and lock washers supplied in the kit.
  • Page 7: Foot Switch Adjustment

    TL113007 Chevrolet 4500 EXPRESS Installation Manual 3.4 FOOT SWITCH ADJUSTMENT The plunger type foot switch should be carefully adjusted to avoid switch damage and optimize retarder activation in the free play of the pedal. With the return spring installed, use a feeler gauge and adjust the switch stop (item 5) until there is 1/8”...
  • Page 8: Wiring Harness Installation

    From the relay box, route the Telma power connection and ground harness along the inside of the frame rail and up over the top along the middle of the Telma. Connect the 10G orange, blue, yellow, and brown wires to the connecting block at the top right rear corner.
  • Page 9: Control Harness Installation

    Connect the Telma tan wire to Chevy speed signal out YEL/BLK wire ECM X2 connector pin 54 for 2010 and older chassis and pin 27 for 2011 diesel engines. Do not connect the Telma white wire. Use weather tight connectors and heat shrink for the speed signal. Add a small amount of heat shrink on the end of the white wire.
  • Page 10: Recommended Tools

    TL113007 Chevrolet 4500 EXPRESS Installation Manual SECTION 5 RECOMMENDED TOOLS  Transmission Jack  Heavy duty drill motor  Standard assortment of mechanics hand tools  Vehicle hoist, pit, or floor jack with stands  Electrical connector crimping pliers for use with non-insulated connectors ...
  • Page 11: Appendix

    TL113007 Chevrolet 4500 EXPRESS Installation Manual APPENDIX Page 11 of 21___________________________________________________________________________________1Feb11...
  • Page 12 BOLT 1/2 - 13 UNC X 1-1/2 HEX HEAD G5 TIF05019 ELEVATOR BOLT 3/8 - 16 UNC 2-1/2 LITJZ100110 PRODUCT INFO JZ100110 DISCHARGE ASSEMBLY Note: Flange yokes Spicer part number 3-2-479 (Telma part number TIF01081) must be ordered separately. Page 12 of 21___________________________________________________________________________________1Feb11...
  • Page 13 TL113007 Chevrolet 4500 EXPRESS Installation Manual Page 13 of 21___________________________________________________________________________________1Feb11...
  • Page 14 TL113007 Chevrolet 4500 EXPRESS Installation Manual WIRING HARNESS TID13017i Page 14 of 21___________________________________________________________________________________1Feb11...
  • Page 15 TL113007 Chevrolet 4500 EXPRESS Installation Manual Page 15 of 21___________________________________________________________________________________1Feb11...
  • Page 16 TL113007 Chevrolet 4500 EXPRESS Installation Manual Page 16 of 21___________________________________________________________________________________1Feb11...
  • Page 17 TL113007 Chevrolet 4500 EXPRESS Installation Manual Page 17 of 21___________________________________________________________________________________1Feb11...
  • Page 18 Cable size should be at least as heavy as the OEM battery cables and should not be less than 4AWG. The Telma battery cables (4AWG) must be connected to the terminal of the battery pack or to a Telma Batt "-"...
  • Page 19 SUSPENSION Spring TELMA attests that this drawing corresponds to industry standards concerning driveline angularities and critical speeds This drawing is valid for the application specified only. Always check all angles and dimensions for your installation. Consult TELMA technical department if your application varies in any way...
  • Page 20 SUSPENSION Spring TELMA attests that this drawing corresponds to industry standards concerning driveline angularities and critical speeds This drawing is valid for the application specified only. Always check all angles and dimensions for your installation. Consult TELMA technical department if your application varies in any way...
  • Page 21 SUSPENSION Spring TELMA attests that this drawing corresponds to industry standards concerning driveline angularities and critical speeds This drawing is valid for the application specified only. Always check all angles and dimensions for your installation. Consult TELMA technical department if your application varies in any way...

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