Grindmaster 3341A - Manual (Page 17)

Crathco ® Remote Beverage Freezers Page 15
TROUBLESHOOTING GUIDE
Freezer problems can originate from three sources: improper operation, mix problems or
mechanical malfunction. Always check first for improper operation and mix problems before
calling a service technician.
Caution: Always disconnect power before attempting any maintenance procedures.
Only a qualified service technician should perform electrical and mechanical adjustments or repairs.
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Problem Possible Cause Solution
Machine will not run or freeze down • Machine not plugged in
• Circuit breaker tripped or fuse blown
• Machine in "CLEAN" or “OFF” position
• Dasher or scraper blades not installed
• Sequencer failure
• Low refrigerant • Plug in machine
• Reset circuit breaker or replace fuse
• Turn switch to “ON” position
• Install dasher assembly
• Replace
• Check for leaks
Product too soft • Consistency setting too loose
• Product BRIX level too high
• Consistency setting at maximum
(red spring)
• Re-adjust consistency setting
• Lower liquid product BRIX level
• Change to yellow spring
Product too stiff • Consistency adjuster set too firm
• Product BRIX level too low
• Re-adjust consistency setting or change
to red spring
• Increase product BRIX level
Product will not dispense • Power switch “OFF”
• Inadequate mix in hopper Red
MIX LOW light on.
• Consistency set too firm
• Carburetor inlet hole clogged
• Drive belt broken or off pulley
• Drive shaft worn
• Drive motor failure
• Turn power switch “ON”
• Refill hopper
• Readjust consistency setting
• Unclog carburetor inlet hole
• Repair and replace
• Inspect square drive shaft pocket
for excessive wear, replace
• Replace motor
Leakage from drip tube,
front of freezer • Worn out or defective drive shaft seal
• Seal installed incorrectly
• Replace seal and then lubricate
at each cleaning
• Remove and re-install seal
Excessive dispensing
valve leakage • Worn or defective O-Ring(s) • Replace and lubricate
Clicking sound from inside
machine • Low voltage extension cord
being used
• Use dedicated circuit with
proper rating
• Connect directly to power source
Merchandiser light flickers or goes
out when compressor starts • Low voltage • Use dedicated circuit with
proper rating
Thumping sound from inside
machine • Worn belt
• Worn scraper blades • Replace belt
• Replace scraper blades
Premature seal wear • Incorrect installation of dasher
• Improper drive shaft clearance
• Incorrect shaft alignment • Advise careful installation
• Adjust to proper clearance
• Align shaft
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 Technical Services Department for all warranty claims.