Maintenance Schedule - Hoshizaki F-1501MRJZ Instruction Manual

A. Maintenance Schedule
The maintenance schedule below is a guideline. More frequent maintenance may be
required depending on water quality, the appliance's environment, and local sanitation
regulations.
Frequency
Daily
Bi-Weekly Air Filters
Monthly External Water Filters
Icemaker Exterior
Infrared Sensor Lens,
Underside of Icemaker
and Top Kits; Bin Door
and Snout
Every 6 Icemaker and
Months Dispenser Unit/Ice
Storage Bin
Evaporator Condensate
Drain Pan and Gear
Motor Drain Pan
Icemaker and
Dispenser Unit/Ice
Storage Bin Drains
Extruding Head Seal
Yearly Inlet Water Valve and
Drain Valve
Water Hoses
Condenser
Icemaker
Upper Bearing
(extruding head)
After 3 Upper Bearing
(extruding head);
Years,
Lower Bearing and
then
O-Ring (lower housing);
Yearly
Mechanical
Seal; Evaporator
Cylinder; Auger

Maintenance Schedule

Area
Scoop Clean the ice scoop using a neutral cleaner. Rinse
thoroughly after cleaning.
Inspect. Wash with warm water and neutral cleaner if dirty.
Check for proper pressure and change if necessary.
Wipe down with a clean, soft cloth. Use a damp cloth containing
a neutral cleaner to wipe off oil or dirt build up. Clean any chlorine
staining (rust colored spots) using a non-abrasive cleanser.
Wipe down with a clean cloth and warm water.
Clean and sanitize per the cleaning and sanitizing instructions
provided in this manual.
Wipe down with a clean cloth and warm water. Slowly pour one
cup of sanitizing solution (prepare as outlined in the sanitizing
instructions in this manual) into the evaporator condensate drain
pan and then slowly pour one cup into the gear motor drain pan.
Be careful not to overflow the pans. Repeat with a cup of clean
water to rinse.
Check to make sure they are clear.
Inspect for leakage around seal bolts. Tighten (see torque values
Bolts
below) or replace as necessary. Seal bolts must be replaced once
removed because seal material is one-time use only. If new seal
bolts do not have preapplied threadlocker, apply Loctite 243 or
equivalent threadlocker to seal bolt threads.
• Torque for F-1501 and Larger: 25.8 ft-lb/35 N·m
Tighten 2 times. Allow at least 5 sec. in between
each tightening.
Close the water supply line shut-off valve and drain the water
system. Clean the inlet water valve screen and clean and inspect
the drain valve.
Inspect the water hoses and clean/replace if necessary.
Inspect. Clean if necessary by using a brush or vacuum cleaner.
Inspect for oil spots, loose components, fasteners, and wires
Check for wear using .02" round stock or pin gauge. Replace both
upper bearing and lower bearing if wear exceeds factory
recommendations. See the Service Manual for details.
Inspect. Replace both upper bearing and lower bearing if wear
exceeds factory recommendations. Replace the mechanical seal
if the seal's contact surfaces are worn, cracked, or scratched.
See the Service Manual for details.
Task
42