Trion MA600 - Troubleshooting Procedure & Flowchart

7
The following information will be required to ensure accuracy in supplying your repair parts:
Item Located
1. Unit Model Number Data label adjacent to Junction box on Blower Compartment
2. Part Number & Description Replacement Parts - Page 6
MA600 Outline - Fig. 1
MA1200 Outline – Fig. 2
TROUBLESHOOTING PROCEDURE
NO
YES YES
NO
YES
NO
YES
TURN UNIT ON
BLOWER OPERATES
PROPERLY
BLOWER DOES
NOT OPERATE;
SUPPLY VOLTAGE
A
T UNIT
BLOWER OPERATES
INTER-MITTENTLY; SUPPLY
VOLTAGE AT UNIT
BLOWER OPERATES WITH
INSUFFIECIENT AIRFLOW
FROM UNIT
CHECK FOR:
1. MOTOR WIRES
DISCONNECTED
2. MOTOR TURNS
FREELY
3. FAULTY MOTOR
4. INCORRECT
SUPPLY VOLTAGE
CHECK FOR:
1. AIR BYPASSING FILTERS
2. HOLES IN FILTERS
3. DIRT ON MOTOR, CAUS-
ING OVERHEATING
4. FILTERS MISSING
5. ACCESS DOORS NOT
FULLY CLOSED
6. IMPROPER OR LOOSE
WIRING
CHECK FOR:
1. DIRTY OR CLOGGED
FILTERS
2. BLOCKED DISCHARGE
3. BLOCKED INTAKE
4. BUILDUP OF DIRT ON
BLOWER WHEEL
5. BACKWARD ROTATION
OF BLOWER WHEEL
6. BLOWER WHEEL LOOSE
ON SHAFT
7. INCORRECT SUPPLY
VOLTAGE
8. MOTOR REQUIRES
LUBRICATION
UNIT OPERATES
PROPERLY
REPAIR COMPLETED
A
ND UNIT TURNED
ON
UNIT OPERATES
PROPERLY WITHIN
SPECS
CALL YOUR LOCAL
TRION REPRESENTATIVE
UNIT PERFORMANCE
WITHIN SPECS
1. AIR BYPASSING
FILTERS
2. HOLES IN FILTERS
3. FILTERS MISSING
4. ACCESS DOORS NOT
CLOSED
5. DIRTY OR CLOGGED
FILTER
6. BLOCKED DISCHARGE
7. BLOCKED INTAKE