Volvo Truck Repair Guide

This instruction show you guide on how to replace air heater overheat sensor for Volvo VN truck. Procedures: 1.Remove the access cover. Volvo 88890300 Adapter 2.Insert a screwdriver between the outlet flow cowl and the jacket casing. Carefully pry off the outlet flow cowl. 3.Tap a small drift through the pin. 4.Disconnect the connectors from the control unit. 5.Lift off the jacket casing. Volvo Tech tool diagnostic software free downlaod 6.Compress and lift off the holding clips 7.Disconnect the connector from the control unit and lift out the overheat sensor. Note: When replacing the overheat sensor use new holding clips. 8.When assembling, use a new rivet.

This instruction show you guide on how to replace air heater control unit for Volvo VN truck. Volvo Impact Free Download Procedures: 1.Remove the access cover. Volvo TechTool 2.Disconnect the connectors from the control unit 3.Lift up the locking lug and pull out the control unit. 4.When installing the control unit, make sure that the wiring harness is not pinched.

This instruction show you guide on how to replace air heater glow plug screen for Volvo VN truck. Volvo PTT Procedures: 1.Remove the access cover. 2.Disconnect the electrical connections by removing the bolt located on the top of the glow plug. 3.Unscrew the glow plug. Volvo VOCOM 88890300 4.Pull the glow plug strainer out of the glow plug socket with a pair of pliers. 5.Check that the hole for the combustion air is not clogged. If it is clogged, clean it using non detergent 100 % volatile carburator cleaner and an air gun. 6.Slide in the glow plug strainer carefully until it stops. Pay careful attention to the position of the lug and the position of the parting joint. The parting joint,or seam, must face away from the Control Unit.