Market Forge Industries ST-6E, ST-3E manual Probable Cause, Remedy, Trouble-Shooting

TROUBLE-SHOOTING

TROUBLE		PROBABLE CAUSE				REMEDY
POWER light does not come on when	1.	No 120v power to unit.			1.	Be sure 120v power supply is on.
the POWER switch is pressed into the	2.	Fuse blown.			2.	Replace fuse.
ON position	3.	Faulty POWER switch.			3.	Check/replace POWER switch (P/n
						08-6549).
Water enters the steam generator very	1.	Dirty strainer screen in the water fill			1.	Clean/replace strainer screen.
slowly.		solenoid valve.			2.	Clean valve seat.
	2.	Dirt or lime accumulation on seat of
					3.	Check inlet press. (25-50 PSI).
		water fill solenoid valve.
	3.	Low water pressure.
Steam generator will not fill.	1.	Faulty generator fill solenoid valve.			1.	If 120v is verified at the fill solenoid
	2.	Faulty	generator drain	solenoid		coil, (see Fig. 13) but the valve fails
		valve.				to open, replace the valve (P/n 08-
	3.	Lime Build-up on Probe .				6498).
					2.	If 120v is verified at the drain sole-
						noid coil, (see Fig. 13) but the valve
						fails to close, replace valve (P/n 08-
						5021).
					3.	Clean or Replace Probe (P/n 08-
						6337).
READY light will not come on.	1.	208/240/480 power supply is not			1.	Check to be sure 208/240/480 elec-
		on.				trical service is turned on.
	2.	Faulty 195°F generator thermostat.			2.	Check/replace thermostat (P/n 08-
	3.	Lime Build-up on Probe.				6449).
					3.	Clean or Replace Probe (P/n 08-
						6337).
Generator will not create steam	1.	208/240/480 power supply is not			1.	Check to be sure 208/240/480 pow-
		connected or not turned on.				er is connected and on.
	2.	Cooking compartment door is ajar.			2.	Check to be sure that the cooking
	3.	Cooking compartment door out of				compartment	door is closed and
						latched.
		alignment.
					3.	Check to be sure cooking compart-
	4.	Faulty	door magnet or	magnetic
		reed switch.				ment door is properly aligned.
					4.	Check magnet (P/n 08-5027). and
	5.	Lime buildup on probe.
						reed switch (P/n 08-6308). Replace
	6.	Faulty circuit breaker (P/n 08-6472
						if needed.
		/ 10-5944).			5.	Clean or replace probe (P/n 08-
	7.	Faulty steam relay or contactor.
						6337).
	8.	Faulty control panel TIMER.			6.	Check circuit breaker at your
	9.	Faulty MODE selector switch				208/240/480 volt service connec-
	10.	Wiring short.				tion. Reset if	necessary	(P/n 08-
						6472/10-5944).
					7.	Check/replace steam relay or con-
						tactor if necessary (P/n 08-6472/10-
						5944).
					8.	Check/replace control panel TIMER
						if necessary (Mechanical 08-6464,
						Digital 08-6429).
					9.	Check/replace	MODE	SELECT
						switch if necessary (P/n 08-6550).
					10.	Check wiring, at terminals.
Generator continues to create steam	1.	Faulty magnet reed switch (contacts			1.	Check magnetic reed switch. Re-
when the cooking compartment door is		failed closed).				place if necessary (P/n 08-6308).
opened.	2.	Wiring short.			2.	Check wiring, at terminals.

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