Mi-T-M Heater MH-0190-0M10 Ignitor Replacement

Flip the power switch into the OFF position.

Unplug any extension cords from the included power cord.

Use a 5/16 inch socket or Phillips screwdriver to remove the eight screws securing the upper shell, four on each side.

Lift the upper shell straight up off of the machine to remove it.

Use a 5/16 inch socket or Phillips screwdriver to remove the four bolts securing the right-side cover.

Tilt the right-side cover down to access the PCB board.

Use needle nose pliers to remove the wire with the blue connector.

Remove the wire with the clear connector.

Remove the right-side cover.

Use a 5/16 inch socket or Phillips screwdriver to remove the screw securing the two green ground wires to the frame.

Use a pair of needle nose pliers to release the hose clamp from the fuel line.

Slide the hose clamp off of the nipple, about one inch down the fuel line.

Pull to disconnect the fuel line from the motor and pump assembly.

Use a pair of needle nose pliers to remove the fuel line hose clamp.

Use a pair of needle nose pliers to disconnect the wires connecting the motor and pump assembly to the main PCB board:

One red cable labeled MOTOR 2 on the main PCB board

One orange cable labeled MOTOR 1 on the main PCB board

Use a pair of flush cutters to cut the cable tie harnessing the wires running from the main PCB assembly.

Remove the cable tie.

Use a pair of flush cutters to cut the cable tie harnessing the orange, red, white, and black wires near the fuel line.

Use a pair of flush cutters to cut the cable tie harnessing the orange and red wires next to the motor.

Use a Phillips screwdriver to remove the screw securing the capacitor band clamp.

Remove the capacitor from the band clamp.

Feed the orange and red wires out through the opening in the lower shell.

Use a 5/16 inch socket or Phillips screwdriver to remove the four bolts securing the left-side cover.

Remove the left-side cover.

Use a 5/16 inch socket or Phillips screwdriver to remove the four screws securing the motor mount bracket, two on each side.

Lift the motor, pump, and bracket assembly straight up out of the machine.

Grab the spark plug wires by their boots and pull firmly to disconnect them from the spark plug.

Feed the wires through the opening in the lower shell.

Use a pair of needle nose pliers to depress the locking tab on the red wiring harness's connector labeled IG on the main PCB assembly.

With the locking tab depressed, pull to remove the red wire from its header on the PCB.

Use your fingers to bend the metal tab on the lower shell holding the igniter in place upward to create space for the igniter to be removed.

Lift the igniter out from underneath the lower shell.

Feed the red wire harness through the opening in the lower shell.

Remove the spark plug wires from underneath the lower shell.

Remove the igniter.