Singer SNG21-09IVi, User Manual, Page: 96 / 112

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Step two: Install drain joint
1. Connect the outdoor drain joint into the
hole on the chassis, as shown in the picture
below.
2. Connect the drain hose into the drain vent.
Note: As for the shape of drainage joint, please refer to the current product.
Do not install the drainage joint in the severe cold area. Otherwise, it will be
frosted and then cause malfunction.
Step three: Fix outdoor unit
1. Place the outdoor unit on the support.
2. Fix the foot holes of outdoor unit with bolts.
Step four: Connect indoor and outdoor pipes
1. Remove the screw on the right handle of
outdoor unit and then remove the handle.
Note: When there’re multiple cables passing through it, the
cross-hole of handle should be knocked off and eliminate the
sharp burrs for avoid damaging the cables.
2. Remove the screw cap of valve and aim the
pipe joint at the bellmouth of pipe.
chassis
foot holes
foot holes
outdoor drain joint
drain vent
drain hose
screw
handle
cross
hole
liquid pipe
gas pipe
gas valve
liquid
valve