Troubleshooting Flowcharts; Introduction To Troubleshooting; Problem 7 - In Automatic Mode, No Transfer To Standby - CAC / BDP 7 kW NG Diagnostic Repair Manual

sEctioN 3.3
trouBlEsHootiNG floW cHarts
The first step in troubleshooting is to correctly identify the problem. Once that is done, the cause of the an be
found by performing the tests in the appropriate flow chart.
Test numbers assigned in the flow charts are identical to test numbers in Section 3.4, "Diagnostic Tests." Section
3.4 provides detailed instructions for performance of each test.
TEST 26 – CHECK
VOLTAGE AT
TERMINAL LUGS
E1 & E2
GOOD
TEST 27 – CHECK
MANUAL TRANSFER
SWITCH OPERATION
GOOD
TEST 28 – CHECK #23
AND #15B WIRING
CONNECTIONS
GOOD
TEST 29 – TEST
TRANSFER
RELAY
GOOD
TEST 30 – CHECK
STANDBY CONTROL
CIRCUIT
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introduction to trouBleShootinG

Problem 7 – In Automatic Mode, No Transfer to Standby
FIND CAUSE OF NO AC OUTPUT TO
BAD
TRANSFER SWITCH FROM GENERATOR
BAD REPAIR OR REPLACE MECHANISM
BAD REPAIR OR REPLACE AS NEEDED
REPLACE
BAD
BAD REPAIR AS NEEDED
Part 3
TRANSFER SWITCH
10/15/2008 11:27:29 AM