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Manitowoc Ice
2110 South 26
th
Street, P.O. Box 1720, Manitowoc, WI 54221-1720 USA 000007058
Telephone 920-682-0161, Fax - Sales: 920-683-7589, Service/Parts: 920-683-7585, Other: 920-683-7879 Rev 01
Web Site - www.manitowocice.com
RF1200W Copper Water Piping Instructions
Tools Required:
Small cup or pail
Utility knife
Paper towel
Adjustable wrenches (2)
Braze rod
Torch
Flat blade screwdriver
Phillips screwdriver
Hammer
3/8” OD swaging tool
Tubing cutter
Deburring tool
Sharpie marker
Wet sponge/rag
Instructions:
1. Disconnect power, condenser supply/drain, potable water supply/drain
2. Remove front, top and RH panels. Remove rear grille
3. Loosen both hose clamps on condenser hoses. Remove hose from condenser outlet (top)
4. With cup/pail at the ready, remove hose from condenser inlet (bottom). Drain condenser and hose
5. Loosen both hose clamps on water regulating valve. Using utility knife, cut both hose ends to facilitate
hose removal from barbed fittings on valve
6. Remove both hoses and discard
7. Remove 2 screws from gray plastic drain manifold (some machines have brass winged adapter) on
back panel; discard manifold
8. Remove 2 screws from condenser inlet fitting on back panel; save screws. Tilt top of fitting toward
inside of machine and remove fitting and hose. Discard fitting and hose
9. Remove 2 screws from black plastic drain manifold on back panel; save screws. Temporarily move
black manifold w/hose attached to other side of gear motor
10. Disconnect wires from potable water solenoid valve, then remove 2 screws from solenoid valve on back
panel; save screws. IMPORTANT – Make sure solenoid valve hose is routed ABOVE the evaporator
water inlet hose
11. With adjustable wrenches, remove top barbed fitting from water regulating valve. Then slightly loosen
bottom barbed fitting. Remove 2 screws from water regulating valve bracket; discard screws. Remove
bottom barbed fitting. Discard barbed fittings and bracket
12. Clean residual Teflon tape from inside threads on water regulating valve
13. Install flat bracket from kit onto inner most square hole in back panel. Bracket must be on outside of
back panel
14. From kit, find two 3/8” brass adapters (Male BSPP x Female NPT) and two adapter seals. On 1st
adapter, apply Teflon tape to male BSPP threads. From outside of the machine, with Teflon taped end
1
st
, insert 1
st
adapter thru flat bracket. Thread on one adapter seal over Teflon taped end of 1
st
adapter
15. Orient water regulating valve so flow arrow is pointing into machine. Thread 1
st
adapter into valve
inlet. Tighten adapter securely to valve
16. Apply Teflon tape to 2
nd
adapter and thread on 2
nd
adapter seal. Install into outlet of water regulating
valve. Tighten adapter securely to valve
17. Apply Teflon tape to NPT threaded end (not flared end) of 45 brass elbow. Thread taped end into
adapter on water regulating valve outlet. Tighten elbow so 45 flare is pointing to water condenser