Proheat X45–School Bus - Manual (Page 102)

SECTION 6. MAINTENANCE 6-7
CHECK ELECTRICAL SYSTEM
• Check the internal and the external wire harnesses for damage. Replace if
required.
• Service the X45 Ignition Lead and Ignition Coil by following the steps listed
below.
1 Annually or better, inspect the ignition lead and the boots on both ends.
Replace the entire lead with new lead (p/n 930523K) if the lead itself or
boots are coated with oil, torn, cracked or brittle.
2 Ensure that the electrical connections are clean and tight.
3 Ensure that all boots are clean and free from debris. Remove debris by
wiping with a clean towel. Do not use water or chemical agents.
4 Ensure that all boots are properly reseated.
• It is recommended that the ignition lead is replaced every five years or
better with a new lead (p/n 930523K).
Figure 6-11 Wire Harnesses
CAUTION
Ensure that power is disconnected
to the X-45 prior to servicing the
Ignition Lead.
IGNITION COIL IGNITION LEAD
Figure 6-12 Ignition Coil
6.2.11