Troubleshooting guide

4.0 OPERATION
4.10 START- UP CHECK LIST
DUNHAM-BUSH INDUSTRIES SDN BHD
Lot 5755-6, Kidamai Industrial Park, Bukit Angkat,
43000 Kajang, Selangor Darul Ehsan. Malaysia.
Unit Model No: .................................................
Job Name: .......................................................
Location: .........................................................
Customer Order No: .......................................
Order No: .........................................................
Serial No: .........................................................
Month............. Day.............. Year......................
This work (as checked below) is in progress and will
be completed by:
A.) DUNHAM- BUSH WCPS-B UNIT
1. Erected on foundation..............................[ ]
2. Spring isolators or iso pads installed and
adjusted to level unit................................[ ]
B.) WATER PIPING
1. Condenser water piping installed between
condenser, pumps and cooling tower
(where required) .....................................[ ]
2. Make-up and fill lines installed to cooling
tower (where required).............................[ ]
3. Thermometer wells and gage connections
installed in water lines (where required).....[ ]
4. All water-piping leak tested flushing to be
certain they are not clogged (where
required)................................................[ ]
5. Condenser water supply available (where
required)................................................[ ]
*6. Strain relieve suction and discharge piping .[ ]
*7. Clean out refrigerant piping......................[ ]
*8. Check refrigerant piping for leaks .............[ ]
*9. Evacuate system (1000 Microns) ..............[ ]
10. Evaporator/ condenser drain line piping
installed .................................................[ ]
11. Evaporator condensate drain trap installed..[ ]
C.) ELECTRICAL WIRING
1. Power supply available ............................[ ]
2. Wiring completed from supply to fused
disconnect to starter to compressor motors.[ ]
3. Filed wiring installed from starter to
compressors, evaporator motor and control
completed .............................................[ ]
4. Control circuit and interlock check............[ ]
5. 240 Volt service completed to control
panel......................................................[ ]
6. Wiring completed to the following motors
and the rotation of each checked ...............[ ]
( a.) Condenser water pumps ...................[ ]
( b.) Cooling tower fans ..........................[ ]
( c.) Evaporator fan ................................[ ]
7. Properly sized overload elements installed
on ( a.), ( b.), ( c.)....................................[ ]
Note: Do not start compressor or evaporator
fan .....................................................[ ]
Remarks: ________________________________
D.) GENERAL
1. Evaporator section shipping bolts removed [ ]
2. Condensing and compressor shipping bolts
removed.................................................[ ]
*3. Evaporator motor pulley and blower pulley
installed and adjusted...............................[ ]
*4. Belt tension adjusted................................[ ]
5. Supply air duct connected........................[ ]
6. Return air filter installed...........................[ ]
E.) CONDITIONS
1. Load available for start-up unit operation ...[ ]
*2. System evacuated to 1000 microns
(leave vacuum pump connected) ...............[ ]
*3. Qualified refrigerant contractor on site to
charge unit .............................................[ ]
4. Operating personnel assigned on the job for
start-up instructions.................................[ ]
Names of Personnel:
_________________________________________
_________________________________________
_________________________________________
Note: * where applicable.