10TA Service Manual
SERVICE OPERATIONS
4/28/14
9-23
Defrost Pressure Switch –DPS (R404A Machines only).
The DPS is used to regulate the pressure
in the freezer during the harvest cycle. This pressure switch is wired in series with the D-valve
(thaw gas valve), which opens and closes during the harvest cycle to maintain 90 to 95 psig in the
evaporator.
Defrost Pressure Switch (DPS)
FIGURE 9-19
Pressure Relief Valves.
Pressure relief valves are installed on the freezer, receiver and the water
cooled condenser. These valves are designed to vent in emergency conditions. This ensures vessel
internal pressure does not exceed maximum allowable pressures.
CUT IN (CLOSE) ADJUSTING SCREW
SET AT 90 PSIG
(CW LOWERS SETTING)
Vogt Part #:
CUT OUT (OPEN) ADJUSTING SCREW
SET AT 95 PSIG
(CW RAISES SETTING)
CE Approved machine
Vogt Part #:
PRESSURE RELIEF VALVES MUST BE REPLACED
AFTER 5 YEARS OF SERVICE.
BEFORE REPLACING RELIEF VALVE, REVIEW REQUIREMENTS PER
CURRENT LOCAL AND NATIONAL CODE.
VALVE REPLACEMENT SHOULD BE MADE BY PROPERLY TRAINED
PERSONNEL ONLY.
NOTE: IF REFIEF VALVE DISCHARGES, VALVE MUST BE REPLACED BECAUSE
SETTING OR SEAT TIGHTNESS MAY BE ALTERED.
CONTACT VOGT ICE PARTS DEPARTMENT FOR REPLACEMENT VALVES.
PHONE: 502-635-3000
Содержание P18FXT
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Страница 20: ...10TA Service Manual INTRODUCTION 4 14 14 1 10 BLANK ...
Страница 40: ...10TA Service Manual INSTALLING YOUR TUBE ICE MACHINE 4 14 14 3 18 BLANK PAGE ...
Страница 43: ...10TA Service Manual HOW YOUR TUBE ICE MACHINE WORKS 4 14 2014 4 3 FIGURE 4 1 Water Cooled Piping Schematic ...
Страница 44: ...10TA Service Manual HOW YOUR TUBE ICE MACHINE WORKS 4 14 2014 4 4 FIGURE 4 2 Air Cooled Piping Schematic ...
Страница 50: ...10TA Service Manual START UP AND OPERATION 4 14 14 5 6 BLANK ...
Страница 51: ...10TA Service Manual ELECTRICAL CONTROLS 4 14 14 6 1 6 Electrical Controls FIGURE 6 1 Control Panel SS PB1 PB2 ...
Страница 52: ...10TA Service Manual ELECTRICAL CONTROLS 4 14 14 6 2 FIGURE 6 2 Control Panel Components Standard ...
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Страница 111: ...10TA Service Manual 10 7 OPTIONS AND ACCESSORIES FIGURE 10 4 Wiring Schematic Mid Size Machine P112 P118 P18XT ...
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Страница 124: ...10TA Service Manual INDEX 5 30 14 12 4 ...