Sullair DBP Series User & Service Manual page 49

5.21 WD—DBP 1500
1. Wire Colors:
D.C. Positive Wiring Color: Solid Blue
D.C. Negative Wiring Color: White with Blue Stripe
A.C. Hot Control Wiring Color: Solid Red
A.C. Neutral Control Wiring Color: Solid White
A.C. Power Wiring Color: Solid Black
'K' Type Thermocouple Wire Positive
'K' Type Thermocouple Wire Negative: Yellow
Ground Wire Color: Green
2. A.C. and D.C. to have Separate Ground Points
3. A.C. and D.C. to have Separate Terminal Strips
4. In the event of a pressure switch failure and a new pressure
switch is not available, a jumper wire can be placed temporarily
between terminal 46 and 43. This will bypass the pressure
switch logic, when the defective pressure switch is replaced and
set be sure to remove the temporary jumper between terminal
46 and 43.