HOSE 1W6903 - Caterpillar

Removal Procedure
Start By:
Remove the fuel injection lines, if necessary. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install".
Disconnect batteries before performance of any service work.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00820321
Typical example
Remove nuts (1) and washers (2) from bus bar (3) on glow plugs (4).
Remove bus bar (3) from glow plugs (4).
Remove glow plugs (4) from the cylinder head. Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00820321
Typical example
Install glow plugs (4) in the cylinder head. For the C0.5, C0.7, C1.1/3011C and C1.6 engines, tighten the glow plugs to a torque of 11.5 N m (8.5 lb ft).For the C1.5/3013C, C2.2/3024C and C2.2/3024CT engines, tighten the glow plugs to a torque of 17.5 N m (13 lb ft).
Install bus bar (3) on the glow plugs (4).
Install the washers (2) and the nuts (1) on the glow plugs (4). Tighten the nuts (1) to a torque of 1.2 N m (10.6 lb in). End By:
Install the fuel injection lines, if necessary. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install".