EZIHEAT MSC130, Руководство пользователя, Страница: 21 / 34

H. Trouble shooting for common faults
1. Repairing Guidance
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WARNING:
If repair or removal is required, please contact an authorized service center.
Requirements for Service Personnel
a. Any person who is involved with working on or breaking into a refrigerant circuit should hold a
current valid certificate from an industry-accredited assessment authority, which authorizes their
competence to handle refrigerants safely in accordance with an industry recognized assessment
specification.
b. Do not attempt to work on the equipment by yourself. Improper operation may cause danger.
c. Strictly comply with the manufacturer's requirements when charging R32 gas and equipment
maintenance. This chapter focuses on special maintenance requirements for swimming pool heat pump
with R32 gas. Please refer to the technical service manual for detailed maintenance operation.
d. Vacuum system completely before welding. Welding should only be carried out by professional
person in a service center.
2. Failure solution and code
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Failure Reason Solution
No power Wait until the power recovers
Heat pump doesn’t run
Power switch is off Switch on the power
Fuse burned Check and change the fuse
The breaker is off Check and turn on the breaker
Fan running but with
Evaporator blocked Remove the obstacles
Air outlet blocked Remove the obstacles
insufficient heating
3 minutes start delay Wait patiently
Display normal, but no heating
Set temp. too low Set proper heating temp.
3 minutes start delay Wait patiently
If above solutions don’t work, please contact your installer with detailed information and your model
number. Don’t try to repair it yourself.
Note: If the following conditions happen, please stop the machine immediately, and switch off the
power supply immediately, then contact your dealer or local repair center.
1. Inaccurate switch action.
2. The fuse is frequently broken or leakage circuit breaker keeps tripping.