Graco ThermoLazer 200 - Adjust Kettle Pilot Igniter Electrode Gap; Kettle Over-Temperature Switch Replacement; (Promelt Only)

Adjust Kettle Pilot Igniter Electrode Gap
3A1320L 11
Adjust Kettle Pilot Igniter
Electrode Gap
(ThermoLazer 300TC/ProMelt only)
1. Loosen screw (231).
2. Rotate ignitor electrode (7) until gap of 0.17 to 0.20
in. (0.43 to 0.51 cm) is achieved.
3. Retighten screw (231).
Kettle Over-Temperature
Switch Replacement
(ProMelt only)
Removal
1. Unscrew switch fitting from kettle. NOTE: To keep
wire sleeve from twisting, counter-rotate sleeve
when turning switch fitting.
2. Disconnect wire leads from switch terminals.
3. Unscrew switch and remove.
Installation
1. Apply anti-seize (LPS-04110 or equal) to switch
(339).
2. Install switch and torque to 120 - 140 in-lb (13.6 -
15.8 N•m).
3. Apply anti-seize (LPS-04110 or equal) to switch
fittings (343).
4. Connect wire leads (359 and 360) to switch.
5. Install switch fitting and torque to 180 - 200 in-lb
(20.3 - 22.6 N•m). NOTE: To keep wire sleeve from
twisting, counter-rotate sleeve when turning switch
fitting.
ti14519b
0.17 - 0.20 in.
7
ti17078b