32
PNEUMATIC TUBING TROUBLE SHOOTING SCHEMATIC
Figure 24 - Pneumatic Tubing Schematic
Ø
1/8" TUBING
TO PRESSURE
TRANSDUCER LOW
PRESSURE TAP (BACK)
Ø
1/8" TUBING
TO PRESSURE TRANSDUCER
HIGH PRESSURE TAP (FRONT)
Ø
1/8" TUBING
Ø
3/16" TUBING
TO POWER VENTER
PRESSURE SWITCH, HIGH
PRESSURE TAP
Ø
1/8" TUBING TO BULK HEAD
FITTING ON FLUE
COLLECTOR
Ø
1/8" TUBING
TO BULK HEAD FITTING ON
PARTION PANEL
Ø
1/8" TUBING
TO GAS VALVE PRESSURE TAP ON
SIZE 100-200 UNITS. CONNECTION
IS CAPPED ON SIZE 300 - 400 UNITS
Ø 3/16" TUBING
Ø
3/16
" TUBING
TO BLOCKED INLET
PRESSURE SWITCH
CAT-10120B
Ø 3/16" TUBING
TO POWER VENTER
PRESSURE SWITCH,LOW
PRESSURE TAP
CAP, FLEX, 3/16"-1/4" OD.
TEE, 1/8" X 1/8" X 1/4" ID
CAP, FLEX, 3/16"-1/4" OD.
MANIFOLD, AIR
TEE, 1/4" ID
TEE, 1/8" X 1/8" X 1/4" ID
