Reducing Agent Delivery Module, Removing And Installing: Installing
Install In Reverse Order Of Removal And Note The Following:
Do not clean the delivery module for the reducing agent with compressed air.
Clean all components and connections with water and a lint-free cloth.
All components must be dry before assembling.
Coat the seals with lubricant before installing.
Check the seals for damage.
-- Clean all components and connections with water and a lint-free cloth.
-- Replace the shock absorber -item ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Shock Absorber.
-- Replace the spacer sleeves -item ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Spacer Sleeves.
-- Replace the seals -item ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Seal.
-- Position the reducing agent delivery module and push in the mount without tilting.
-- Apply the necessary force fully.
There are markings located on the supply unit on the reducing agent tank.
These Markings -S1 To S3- Show The Tightening Sequence.
The delivery module is replaced as follows.
Replace the bolts.
| Tightening Sequence | Bolt Markings on the Supply Line | Bolt Position | Tightening Specification |
|---|---|---|---|
| 1. | S1 | Bolt with the largest distance to the seal | |
| 2. | S2 | Bolt with the middle distance to the seal | 6 Nm |
| 3. | S3 | Bolt with the smallest distance to the seal |
-- Adapt the adaptation value for the SCR system after draining reducing agent or replacing components. Refer to SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM ADAPTATION VALUE, ADAPTING .