APW Wyott AT/BT Series, M Series Contact Toaster Troubleshooting Guide, Problem Cause Solution

CONTACT TOASTER TROUBLESHOOTING GUIDE

PROBLEM	CAUSE		SOLUTION
Buns won’t toast....	a.	Wrong temperature setting.	a.	Set Thermostat at 4000 or number 8 and allow a full
	b.	Wrong oil is used.	b.	20 minutes for warm-up.
				Coconut oil is the recommended oil. Use of other
	c.	Improper application of oil.	c.	oils will prove to be unsatisfactory.
				Sun surface should have even application of oil.
	d.	Excessive cupping of bread	d.	Use fresher bread. Get better cutting from baker.
		surface.
Buns toast unevenly. . . .	a.	Only part of bun surface is	a.	Improper application of oil - brush bun over butter
		toasted - other part is pale in		roll so as to provide bun surface with even coating
	b.	color and dry.	b.	of oil.
		Excessive cupping of bread		Use fresher bread. Get better cutting from baker.
	c.	surface.	c.	Adjust conveyor hanging brackets.
		Not enough pressure.
Buns stick to grill	a.	Wrong oil is used.	a.	Review Operation Information, Paragraph A, "Use of
	b.	Grill surface has baked-on oil	b.	Oil"
				Clean grill surface. Use Chore-Girl Pads to cut
		residue.		through residue. Daily cleaning will prevent residue
	c.	Doughy buns or excess sugar	c.	build-up
				Set temperature to 4100 or number 8 and, perhaps,
		and moisture plus overheated		use day-old buns or try another bun source.
	d.	grill may cause sticking.	d.	Use sandpaper to roughen the surface of the
		Bun weights on conveyor chain
		assembly are too slick and		weight.
	e.	slide off the bun.	e.	Defrost buns.
		Buns not defrosted
	f.	For c, d, and e above.	f.	Use Teflon sheet.
Unit Dead - No power. .	a.	No power at wall receptacle.	a.	Check fuse of breaker panel.
	b.	Plug disconnected.	b.	Check plug.
	c.	Relay (M-83).	c.	Check the relay output (M-83),
	d.	Main Switch.	d.	Check that switch is on and operative.
	e.	Circuit Breaker.	e.	Check and reset.
Grill won't heat	......and conveyor and butter roller
	a.	are OKAY	a.	Check power cord connection in control panel.
		Loose power cord connections.
	b.	Loose control connections.	b.	Check control.
	c.	Faulty thermostat	c.	Replace thermostat.
	d.	Burnt out element.	d.	Replace element.
Conveyor and Butter Roller	......and grill OKAY		a.	Check switch for loose or broken connections.
Inoperative	a.	Loose connections to switch.
	b.	Switch burned out.	b.	Replace switch.
	c.	Motors defective.	c.	Replace motors.
Butter Roller won't turn .	......and butter roller motor OKAY		a.	Realign butter roll shaft to engage with drive.
	a.	Notched end of butter roll shaft
	b.	not engaged with motor drive.	b.	Reverse butter roll and shaft assembly notched end
		-or wrong end of shaft inserted
		in spring loaded socket.		toward motor drive.
Conveyor won't move. . .	......and conveyor motor OKAY
	......and butter roller OKAY		a.	Remove conveyor and re-install to make sure drive
	a.	Drive gears not engaged.
	b.	Bun weights are binding.	b.	gears engaged properly.
				Check weights for clearance between each one.
	c.	Linkage is binding - and	c.	Check conveyor linkage for bent links.
		conveyor drive motor won't turn.
Conveyor won't move. . .	a.	Loose connection between	a.	Check circuit switch to conveyor motor for loose or
	b.	switch and conveyor motor.	b.	broken connection.
		Conveyor motor burnt out.		Replace motor.

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