850 L5-2.3L Turbo VIN 57 B5234FT (1994)
Heater Hose: Technical Service Bulletins
Heater Hose - Quick Disconnect Seal Replacement
SECTION
8
GROUP
87
NO.
813
DATE
Sept. 94
Replacement of heater hose seals/couplings 850 1993->
REFERENCE:
TP 31861/2; 09/92; CLIMATE CONTROL 850 1992-
Replacement of seal/quick-coupling for heating hoses at the firewall pipe junction
A new kit, P/N 3545662-3, has been introduced as a replacement part. The plastic ring which locks the 0-rings in the firewall pipe junction has been
replaced with a new quick-coupling with an integrated locking function.
This bulletin describes the method to remove the old quick-coupling and install the new quick-coupling.
A1
Warning:
Care should be taken when working with coolant at operating temperature.
Removal of heating hoses
-
Carefully loosen expansion tank cap to depressurize system.
-
Remove pre-heating hose (if applicable).
-
Clamp the heating hoses with hose clamp pliers.
-
Press coupling tabs.
-
Remove the quick-coupling and pull the hoses free.
-
Remove the quick-coupling from the hoses.