Daily Operation And Maintenance - Sinclair GSH-60IRA series Operational Manual

20. Daily Operation and Maintenance

In order to avoid damage of unit, all protecting devices in the unit had been set before
outgoing, so the user can never adjust or remove them.
For the first startup of the unit or next startup of unit after long-period stop (above 1 day)by
cutting off the power, please electrify the unit in advance to preheat the unit for more than
8hr
Never put sundries on the unit and accessories. Keep dry, clean and ventilated around
the unit. Remove the dust accumulated on the condenser fin timely to ensure
performance of unit and to avoid stop of unit for protection.
In order to avoid protection or damage of unit caused by blockage of water system, clean
the filter in water system periodically and frequently check water replenishing device.
In order to ensure anti-freezing protection, never cut off the power if ambient temp. is
below zero in winter.
In order to avoid frost crack of the unit, water in the unit and pipeline system not used for a
long period should be drained. In addition, open the end cap of water tank for drainage.
Never frequently make the unit on/off and close manual valve of water system during
operation of unit by users.
Ensure frequently check the working condition of each part to see if there is oil stain at
pipeline joint and charge valve to avoid leakage of refrigerant.
If malfunction of the unit is out of control of users, please timely contact with authorized
service center of company.
NOTE :
The water pressure gage is installed in returning water line in the indoor unit ， Please
adjust the hydraulics system pressure according to next item:
1. If the pressure is less than 0.5 bar, please recharge the water immediately;
2. when recharging ， the hydraulics system pressure should be not more than 2.5Bar.
AIR-TO-WATER HEAT PUMP INSTALLATION MANUAL
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