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Dc Inverter VRF plus Water Heater Solution Service Manual INSTALLATION
157
Hoisting the main body of the unit
1.
Hoisting the main body
Attach the hoisting stand base to hoisting screw. In order to firm the hoisting stand base, use
nuts with washers on either end of it.(refer to Fig. 1)
2.
Please refer to the dimension of ceiling opening on the cardboard for installation
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There is a mark for ceiling opening center on the cardboard.
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There is also a mark for main body center on the cardboard.
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Use screws to fix the installation cardboard on the unit. (refer to Fig.3)
3. Adjust the unit to right installation place.
4. Check if the unit is horizontal.
Inner drainage pump and bobber switch are installed in indoor unit. Check if every side of the
unit is horizontal by water lever. (If the unit slants to opposite direction towards which coagulate
water flows, it will bring malfunction to the bobber switch and cause water drops. (refer to Fig.2)
5. Unscrew the screws on the cardboard, which can be used for installing front panel.
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Drainage pipe
1. Installing drainage pipe
The diameter of drainage pipe should be larger than that of connecting pipe. (Polythene pipe:
dimension: outer diameter 25mm wall thickness
≥
1.5mm)
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Drainage pipe should be as short as possible and drooping gradient at least 1/100 to avoid the
formation of air bubble.
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If drainage hose cannot have enough drooping gradient, drainage raising pipe should be
installed.
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In order not to bend the drainage hose, the distance between hoisting stands should be 1 to
1.5m..
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With accessory drainage hose and clamp, insert the drainage hose into the drainage faucet,
and then tighten the clamp.
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Entwine the clamp of drainage hose with the big sponge to isolate heat.
●
Isolate heat for the outdoor drainage host.