Step 1: Electrical connections¶
Check electrical connections for tightness.
|Loose connection||Check connections and secure|
Step 2: Exhaust pipe¶
Check exhaust pipe for obstructions.
|Exhaust pipe partially blocked||Clean exhaust pipe (check condition of water drain hole) and, if necessary, install new one|
Step 3: Thermo switch¶
Check cut-in time of glow element in glow-spark plug (at least 70 secs at nominal voltage and 86 F/30 C ambient temperature).
|Thermo switch defective (glow time too short)||Install new thermo switch|