Trane CVHE Troubleshooting Manual page 89

Timing requirements to operate the "Stop," "Start," "Short," "Transition," and "Run" contact
closure outputs are shown below. Prior to closing the "Short" contact, the transition complete
input is verified to be open, otherwise a MMR diagnostic is generated.
Start
Stop
Run
Short
Transition
Transition
Complete
B
Input
A
CVHE-SB-32A
Starter Contactor Sequence
C
G
D
E
F
J
K
H
Maximum Phase Current
< or = to 85 % RLA
Closed
Open
Closed
Open
Closed
Open
Closed
Open
Closed
Open
Closed
Open
N
L
M
84