Hoshizaki TM-500AAE, Service Manual

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36) After filling the oil, turn the Drum about twenty times to smooth the mating surfaces of the
Mechanical Seals. Then, run a pressure resistance test at 1.5 - 2.0MPa to check for
leaks.
37) When replacing the Ice Guide - Side, attach the Label - PE on the contact surfaces of the
Tanks (L) and (R) for material identification.
38) Secure the Ice Guide and Switch Plate together. Be sure to position the Ice Guide over
the Switch Plate.
39) Always replace the Drier.
40) Check for leaks using nitrogen gas (10 bar) and soap bubbles.
41) After finishing an airtightness test, attach the Insulations.
42) Evacuate the system, and charge it with refrigerant. See the Nameplate for the required
refrigerant charge (See "1. [c] EVACUATION AND RECHARGE").
IMPORTANT
The following parts should be handled with care to protect their surfaces from
damage and foreign matter: Mechanical Seal, Gasket, O-ring, Oil Seal, Cord
Seal, V-ring.
43) Refit the panels in their correct position.
44) Connect the power source.
7. CONTROL WATER VALVE
1) Disconnect the power source.
2) Close the water supply tap.
3) Remove the panels.
4) Disconnect the Terminals from the Control Water Valve.
5) Remove the Cover - Reservoir Inlet from the Control Water Valve.
6) Loosen the Fitting Nut on the Control Water Valve Inlets, and remove the Control Water
Valve. Do not lose the Packings inside the Fitting Nut.
7) Install the new Control Water Valve.