D-1000B Heater
Operations & Maintenance
5.4.10 Removal and Installation of the Ignition Control Assembly
5.4.10.1
Removal procedures:
1. Disconnect power cord from power source and allow heater to cool.
2. Remove four quick release pins and remove top cover (see Figure 5-1).
3. Using a 8mm nut driver, remove the upper heat shield (05) by removing six screws (79) and two sheet metal
screws (78); remove heat shield and set aside.
4. Using a Phillip head screwdriver, remove two screws (81) securing control panel assembly (29). Pull assembly
straight out and lay down exposing Ignition Control Assembly (53) and electrical wires.
5. Disconnect four quick disconnect wire connectors from ignition control assembly as shown in Figure 5-11.
6. Disconnect both H.T. ignition cables (64) from ignition control assembly (53).
7. Using a Phillips head screwdriver, remove two screws (88) securing from ignition control assembly (53) to control
panel assembly (29).
8. Remove ignition control assembly (53).
Figure 5-11 – Ignition Control Assembly and H. T. Ignition Cables
MAINTENANCE, and REPAIR PROCEDURES
5-15
DHS SYSTEMS LLC
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