Grindmaster MG236-2B Troubleshooting Guide cont’d, Problem, Possible Cause, Solution, Page

Troubleshooting Guide (cont’d)

Problem	Possible Cause	Solution
Product is leaking from the	• The dispensing valve has been incom-	• Reassemble and replace
dispensing valve	pletely or incorrectly replaced in its
	position
	• The free movement of the dispensing	• Clean and lubricate the valve and
	valve is impeded	valve cylinder with the lubricant pro-
	• Dispensing valve o-rings are damaged	vided with the machine
		• Replace the o-rings
Product is flowing into drain tray	• The bell shaped “shaft” seal between	• Find the seal and put it back in place
through drainage tube	the front of the cylinder and the auger
	hub has not been reinstalled properly
	• The bell shaped “shaft” seal or the	• Replace the damaged/worn seal and
	spindle bushing seal is damaged or	check the condition of the driveshaft.
	worn
The auger and/or the upper mixing	• Auger not turned on	• Turn auger on
unit is not turning	• Some electrical connections are not	• Check the contacts and correct the
	complete	ones that are incomplete
	• The gear motor(s) are malfunctioning	• Replace the gear motor(s)
The auger and/or the upper mixing	• The large red bowl seal is not in	• Check and correct
	position, causing the gear teeth not to
units are creating noises as they
	mesh
rotate
	• The product brix is incorrect	• Check the product brix and correct
	• The bell shaped “shaft” seal has been	• Replace or Clean and lubricate with
	replaced without lubrication or is dam-	the lubricant provided with the
	aged	machine
	• The auger has been incompletely or	• Check and correct
	incorrectly reassembled (ie the
	auger’s gear pins are not properly
	seated)
There is no light in the	• The light bulb is burnt out	• Replace (See “Changing the lightbulb”
merchandising lid or rear		section in this manual)
merchandising panel	• The 5 Amp fuse between the trans-	• Replace
	former and the lamp is blown
	• The transformer is blown	• Replace
The cover does not fit properly on	• The bowl is incorrectly positioned (the	• Remove bowl and position properly
the bowl	lower, outside corner is not over the
	lower, outside base piece)
“Filtr” or “Err” message appears on	• The filter is dirty and needs to be	• Clean and replace filter following
the touchpad LED readout	cleaned	instructions on page 11 (Removing
		and Cleaning Filter)
	• The unit is positioned too close to a	• Reposition unit to maximize ventilation
	wall or other object restricting air flow	space (see page 2 - installation figures)
	and causing the machine to run at a
	higher temperature
	• The filter is not properly installed	• Properly install filter see “Removing and
		cleaning filter” page 11
	• The unit has been installed near a	• Reposition unit to maximize ventilation
	heat source, such as a coffee	space (see page 2 - installation figures)
	machine, ice maker or cold beverage
	machine which expels hot air from its
	vents, causing the machine to run at a
	high temperature. (Installation near a
	heat source should be avoided)

If you still need help, call our service department at (800) 695-4500 (USA & Canada only) or (502) 425-4776 (Monday through Friday, 8 am - 6 pm EST) or an authorized service center in your area. Please have the model and serial numbers ready so that accurate information may be given.

Prior authorization must be obtained from Grindmaster Corporation’s Technical Services Department for all warranty claims.

Page 18 G & MG Series Granita Machine