Proheat M80 Manuel de service télécharger pdf (Page 67)

IGNITION MODULE Diagnostic Code 10

Indicates an open circuit or an over-load fault is detected.

Troubleshoot the Ignition Module diagnostic code based on:

gnition Module and G-II PCM – electrical.

Test procedure – Ignition Module and G-II PCM:

a) Disconnect all harnesses at the G-II PCM.

b) Disconnect the fuel supply line.

c) Loosen and back out the burner head mounting (2) bolts five to six turns

allowing enough room to rotate the burner head 15° counter-clockwise

and remove.

d) Disconnect the Ignition Module connector at the G-II PCM.

e) Inspect the G-II PCM connector for damage and corrosion. Inspect the

ignition coil harness and connector for damage and corrosion.

If no damage or corrosion is found the Ignition Module is faulty. Go to Ignition

Module replacement, this page.

4.1.11

(10 Flashes)

Figure 4-32: Burner Head Removal and Ignition Module Replacement.

MOUNTING EARS (2)

MOUNTING BOLTS (2)

TORQUE = SEE SECTION 1.3

COOLANT PUMP

SWITCH INPUT

DUAL MODE TEMP

SENSOR

POWER

FUEL INLET

NOTICE

All plugs/harnesses must be rein-

stalled into the G-II Proheat Control

Module (G-II PCM) before heater

goes back into service.

IGNITION MODULE

SCREWS (2)

TORQUE = SEE

SECTION 1.3

FLAME

SHIELD

IGNITION ELECTRODE

ASSEMBLY

Ignition Module replacement:

a) Remove ignition electrode assembly. Use a flat head screwdriver to pry

the electrode assembly out.

b) Remove the flame shield. Rotate to match the mounting square.

c) Remove Ignition Module (2) mounting screws and Module.

d) Reinstall the new Ignition Module.

e) Reinstall flame shield and electrode assembly.

f) Reconnect Ignition Module connector at the PCM.

4-30

PROHEAT M-SERIES G-II PCM SERVICE MANUAL

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Proheat M80 Manuel de service Page 67

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