Hoshizaki KM-40C-HC Service Manual page 64

7) Braze the new hot gas valve with nitrogen gas flowing at a pressure of 0.2 - 0.3 bar.
Always protect the valve body by using a damp cloth to prevent the valve
from overheating. Do not braze with the valve body exceeding 135°C.
8) Install the new drier (see "V. 4. DRIER").
9) Check for leaks using nitrogen gas (10 bar) and soap bubbles.
10) Evacuate the system and charge it with refrigerant (see "V. 1. [d] EVACUATION AND
RECHARGE").
11) Attach the solenoid coil to the valve body, and secure it with the screw.
12) Connect the lead wires.
13) Refit the panels in their correct positions.
14) Plug in the icemaker.
WARNING
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