Low Ice Production - Hoshizaki MODULAR FLAKER F-1000MAF/-C Service Manual

2. LOW ICE PRODUCTION

PROBLEM
[1] Low ice production
POSSIBLE CAUSE
a) Refrigerant Line
b) High-side Pressure
Too High
c) Expansion Valve
(not adjustable)
1. Gas leaks.
2. Refrigerant line
clogged.
3. Overcharged.
1. Dirty Air Filter or
Condenser.
2. Ambient or
condenser water
temperature too
warm.
3. Condenser water
pressure too low or
off. [Water-cooled
model only]
4. Fan rotating too
slow.
5. Water Regulating
Valve clogged.
[Water-cooled model
only]
6. Condensing unit out
of order.
1. Low-side pressure
too low.
2. Low-side pressure
too high.
52
REMEDY
1. See "1. [5] a)
Refrigerant Line."
2. Replace the clogged
component.
3. Recharge.
1. Clean.
2. Get cooler.
3. Check and get
recommended
pressure.
4. See "3 [1] a) Fan
Motor."
5. Clean.
6. Check condensing
unit.
1. Replace.
2. See if Expansion
Valve Bulb is mounted
properly, and replace
the valve if necessary.