Installation Procedure for the <NOBR>494-6811</NOBR> Cab Wiring Gp On Certain Hydraulic Excavators {1408, 7301} Caterpillar


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Installation Procedure for the <NOBR>494-6811</NOBR> Cab Wiring Gp On Certain Hydraulic Excavators {1408, 7301} [M0067868]
ELECTRICAL AND STARTING SYSTEM
WIRING GP
Installation Procedure for the <NOBR>494-6811</NOBR> Cab Wiring Gp On Certain Hydraulic Excavators {1408, 7301}
1.1. Introduction
2.1. Safety Section
3.1. Required Parts
4.1. Installation Procedure
Excavator
323D2 (S/N: XBK1-UP)
Hydraulic Kit
HYDRAULIC KIT (S/N: HKD1-UP)

Introduction

Do not perform any procedure in this Special Instruction until you have read the information and you understand the information.

Safety Section



Illustration 1g00104545

Prevent the machine from movement. Park the machine on a level surface.

Attach a "Do Not Operate" warning tag or a similar warning tag to the start switch or to the controls before you service the equipment . These warning tags (Special Instruction, SEHS7332) are available from your AVSpare dealer.

Required Parts

Table 1
494-6811 Cab Wiring Gp Revision -00 
Item  Qty  Part Number  Description 
(1)  15  7K-1181  Cable Strap 
(2)  149-5050  Relay 
(3)  259-7220  Cover 
(4)  267-7671  Toggle Switch Gp 
(5)  267-7676  Bracket As 
(6)  336-6356  Quick Coupler Harness As 
(7)  420-7262  Bracket As 
(8)  9X-2042  Screw 


Illustration 2g06046397
494-6811 Cab Wiring Gp

Installation Procedure



    Illustration 3g06046290
    (GT-C2) Connect to Hydraulic Lock Priority Relay: "E562 PU", "200 BK", "E564 PK", "E564 PK", "A588 GN"
    (GT-C3) connect to Quick coupler Hydraulic Lock On Relay: "E564 PK", "200 BK", "A588 GN", "E564 PK", "E564 PK"
    (GT-C4) Connect to Quick Coupler Hydraulic Lock Relay 1: "E564 PK", "200 BK", "E562 PU", "779 WH"
    (GT-C5) Connect to Quick Coupler Hydraulic Lock Relay 2: "779 WH", "200 BK", "E565 BU", "780 PU"
    (1) 7K-1181 Cable Strap
    (2) 149-5050 Relay
    (5) 267-7676 Bracket As
    (6) 336-6356 Quick Coupler Harness As
    (8) 9X-2042 Screw

  1. Mount the relays at the back of the cab.

  2. Attach connections (GT-C2), (GT-C3), (GT-C4), (GT-C5) of harness (6) to the relays.

  3. Route the harness as shown.


    Illustration 4g06046409
    (GT-C1) Connect to harness (2 poles): "147 PU", "E565 BU"
    (GT-C7) Connect to Quick Coupler Switch: "147 PU", "E562 PU", "E565 BU"
    (3) 259-7220 Cover
    (4) 267-7671 Toggle Switch Gp
    (7) 420-7262 Bracket As
    (8) 9X-2042 Screw

  4. Install the switch assembly into the control panel.

  5. Attach connections (GT-C1), (GT-C7) to the switch.


    Illustration 5g06046334
    (GT-C6) Connect to Harness (4 poles): "780 PU", "799 WH", "A588 GN", "200 BK"
    (1) 7K-1181 Cable Strap

  6. Attach (GT-C6) to the chassis harness at the rear of the cab.


    Illustration 6g06046380
    (1) 7K-1181 Cable Strap
    (6) 336-6356 Quick Coupler Harness As

  7. Route and secure harness (6) below the cab as shown.

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