PROCEDURE
DISCONNECT UREA TUBE WITH HEATER ASSEMBLY
Note
Check for dirt or mud on the urea injector set and around the urea tube with heater connector before disconnection. Clean if necessary.
Disconnect the urea tube with heater assembly from the urea injector set.
| *a | Retainer |
|
Pull |
|
Pull Out |
Detach the claw of the retainer of the urea tube with heater connector, pull up the retainer and disconnect the urea tube with heater connector from the urea injector set.
Note
If there is any solidified urea solution (white solids) on the connection area, clean the solids off with a damp cloth, etc., before disconnecting the connector.
Be sure to disconnect the urea tube with heater connector by hand.
Check for foreign matter in the urea injector set and around the urea tube with heater connector. Clean if necessary. Foreign matter may damage the O-ring or cause leaks in the seal between the urea injector set and urea tube with heater connector.
Put the urea injector set and urea tube with heater connector ends in plastic bags to prevent damage and foreign matter contamination.
REMOVE UREA INJECTOR SET
Disconnect the connector from the urea injector set.
Remove the 2 nuts and urea injector set and gasket from the front exhaust pipe assembly.