Cooling System - New Design Hose Clamps
26-14DATE: 11/94
MODEL: All 1994 MY On
SUBJECT:
Cooling System - "Bow Spring" Hose Clamps Introduced
ISSUE:
An improved design radiator hose clamp has been introduced in production from the VINs listed below.
Sedan Range VIN 706502
XJS Range VIN 195137
This "bow spring" hose clamp requires special installation and must be tightened to a specified torque.
ACTION:
Illustration 1:
When fitting "bow spring" hose clamps, the center of the "bow spring" must be at a 5 o'clock (150 0 angle) position relative to the center of the screw housing as shown in Illustration 1.
^ "Bow spring" hose clamps compensate for the loss of tightening force as the hose ages.
^ Routine retightening of the hose clamp is not required.
^ Hose clamps of this design must be tightened to a torque of 1.9 - 2.6 lb. ft C2.5 - 3.5 Nm).
NOTE:
"Bow Spring" hose clamps are not used on the radiator side of Sedan Range lower hoses.
HOSE CLAMP APPLICATION
Sedan Range - AJ6 and AJ16
LOCATION PART NUMBER
Top hose - Radiator side JHC 400901
Top hose - Engine side JHC 401001
Bottom hose - Radiator side JHC 201001 (Standard hose clamp)
Bottom hose - Engine side JHC 401001
XJ12
LOCATION PART NUMBER
Right side top hose - Radiator side JHC 400801
Right side top hose - Engine side JHC 400801
Left side top hose - Radiator side JHC 400901
Left side top hose - Engine side JHC 408001
Bottom hose - Radiator side JHC 201101 (Standard hose clamp)
Bottom hose - Engine side JHC 401101
XJS - AJ6 and AJ16
LOCATION PART NUMBER
Top hose - Radiator side JHC 400901
Top hose - Engine side JHC 401001
Bottom hose - Radiator side JHC 401001
Bottom hose - Engine side JHC 401001
XJS - V12
LOCATION PART NUMBER
Right side top hose - Radiator side JHC 400701
Right side top hose - Engine side JHC 400701
Left side top hose - Radiator side JHC 400701
Left side top hose - Engine side JHC 400701
Bottom hose - Radiator side JHC 401001
Bottom hose - Engine side JHC 401101