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PPE
7. MAINTENANCE RECORD SHEET
7.1 MACHINE INFORMATION
Machine type ____________ serial number _____________ date of manufacture
________________
Voltage _____ ¢ ________ V Frequency ___________HZ total power ______________
7.2 INSTALLATION INSPECTION
( ) Check that there is enough space around the machine
( ) Check whether the connecting pipe is connected correctly
Electrical installation
( ) Voltage check_______ V_____HZ ( ) Check the phase sequence of power supply
( ) Circuit breaker specifications
:
φ
1 ______ A
φ
3 _____ A
7.3 CHECK DAILY
( ) Check the machine switch function ( ) Check all the cables of the machine
7.4 CHECK WEEKLY
( ) Check electrical components for loose joints ( ) Check Y type water filter valve
( ) Check solenoid valve ( ) Check pump overload and phase
( ) Check whether the pipe connection is loose
(
) Check ego flexibility
7.5 QUARTERLY INSPECTION
( ) Check the level switch ( ) Check contact contactor flexibility
( ) Use temperature 160° above, replace heat medium oil
7.6 CHECK HALF A YEAR
( ) Check whether the damaged pipeline ( ) Clean electric heat pipe/cooler
( ) Check whether the indicator light and buzzer operate normally
7.7 ANNUAL INSPECTION
( ) Use temperature below 120° C, replace the heat medium oil
7.8 CHECK EVERY THREE YEARS
( ) Replace PC board ( ) Replace the circuit breaker
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