Removal And Replacement Of Water-Cooled Condenser - Hoshizaki KM-255BAH Service Manual

8) Place the new condenser in position.
9) Remove the drier (located behind the upper, rear panel), then place the new drier in
position.
0) Braze all fittings while purging with nitrogen gas flowing at a pressure of 3 to 4 PSIG.
) Check for leaks using nitrogen gas (40 PSIG) and soap bubbles.
) Evacuate the system, and charge it with refrigerant. See the nameplate for the required
refrigerant charge.
3) Replace the removed parts in the reverse order of which they were removed, then
replace the panels in their correct positions.
4) Plug the unit back in.
I. Removal and Replacement of Water-Cooled Condenser
) Unplug the unit from the electrical outlet.
) Remove the panels.
3) Recover the refrigerant and store it in an approved container.
4) Remove the screws securing the electrical box (located over the compressor), then
slide out the box.
5) Remove the screws securing the compressor base and the condenser. Close the water
supply line shut-off valve, drain the condenser and then disconnect the water inlet and
outlet at the condenser. Carefully slide the refrigeration assembly forward.
6) Disconnect the condenser inlet and outlet piping from the refrigeration circuit.
7) Remove the mounting bracket from the old condenser and attach it to the new
condenser
8) Place the new condenser in position.
9) Remove the drier (located behind the upper, rear panel), then place the new drier in
position.
0) Braze all fittings while purging with nitrogen gas flowing at a pressure of 3 to 4 PSIG.
) Check for leaks using nitrogen gas (40 PSIG) and soap bubbles.
) Evacuate the system, and charge it with refrigerant. See the nameplate for the required
refrigerant charge.
3) Replace the removed parts in the reverse order of which they were removed. Open the
water-supply line shut-off valve and check for leaks. Replace the panels in their correct
positions.
4) Plug the unit back in.
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