Hoshizaki Steelheart Series Service Manual page 25

2b. Cabinet Control Module Display Icons: 4A7053-01
PR46B: M50053H-M50072H
PR60B: M50008H-M50024H
Icon Meaning
Cooling Icon used for Cabinet Fan Motor operation
Cabinet thermistor calling for cooling. Cabinet fan motor energized if compressor is energized.
Alarm for Cabinet
Appliance is in alarm. See "III.D. Alarm Safeties" for details.
a) Cabinet Control Module 4A7053-01 Display Layout
Cabinet Control Module
Power
Button
Cooling Icon
(Cabinet Fan Motor)
b) Cabinet Control Module 4A7053-01 Electrical Layout
1(D01) Cabinet Fan Motor(s) Relay (Y)
Fig. 7
Cabinet Control Module Icons
°F
Alarm Icon
Fig. 6
Cabinet Control Module
2(L) Line (BK)
3(N) Neutral (W)
25
V
Up Button
V
Down Button
S1/S5 Cabinet Thermistor
Front Panel