Manitowoc S Model Installation, Use & Care Manual

Also see for S model: Use and care manual Installation, use & care manual Installation, use & care manual Service manual Installation, use & care manual

Manitowoc S Model Installation, Use & Care Manual Manual pdf 69 page image

Section 5 Before Calling For ServicePart Number 000002477 3/08 5-1Section 5Before Calling For ServiceChecklistIf a problem arises during operation of your ice machine, follow the checklist below before calling service. Routineadjustments and maintenance procedures are not covered by the warranty.Problem Possible Cause To CorrectIce machine does not operate. No electrical power to the ice machine and/orcondensing unit.Replace the fuse/reset the breaker/turn on themain switch.High pressure cutout tripping. Clean condenser coil. (See Section 4)ICE/OFF/CLEAN toggle switch setimproperly.Move the toggle switch to the ICE position.Water curtain stuck open. Water curtain or ice damper must be installedand swinging freely. (See Section 4)Remote receiver service valve and/or Liquid/suction line shut off valves are closed.Open the valve(s). (See Section 2)IB Only - Dispenser level thermostat open. Adjust thermostat to maintain correctdispenser level.Ice machine stops, and can berestarted by moving the toggleswitch to OFF and back to ICE.Safety limit feature stopping the ice machine. Refer to “Safety Limit Feature” on the nextpage.Ice machine does not releaseice or is slow to harvest.Ice machine is dirty. Clean and sanitize the ice machine.(See Section 4)Ice machine is not level. Level the ice machine. (See Section 2)Low air temperature around ice machinehead section.Air temperature must be at least 35°F(1.6°C).Fan cycling control does not de-energizecondenser fan motor.Verify pressure is below cut-out setpoint,replace fan cycling control.CVD1486 - Water regulating valve incorrectlyadjusted or will not close.Check for water at condenser water drainoutlet. Contact a qualified service company toadjust/replace valve.Ice machine does not cycle intoharvest mode.The six-minute freeze time lock-in has notexpired yet.Wait for the freeze lock-in to expire.Ice thickness probe is dirty. Clean and sanitize the ice machine.(See Section 4)Ice thickness probe is disconnected. Connect the wire.Ice thickness probe is out of adjustment. Adjust the ice thickness probe.(See Section 3)Uneven ice fill (thin at the top of evaporator). Verify sufficient water level in sump trough.Contact a qualified service company to checkrefrigeration system.Ice quality is poor (soft or notclear).Poor incoming water quality. Contact a qualified service company to test thequality of the incoming water and makeappropriate filter recommendations.Water filtration is poor. Replace the filter.Ice machine is dirty. Clean and sanitize the ice machine.(See Section 4)Water dump valve is not working. Disassemble and clean the water dump valve.(See Section 4)Water softener is working improperly (ifapplicable).Repair the water softener.

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