Cambridge Engineering S950 - Page 67

S-Series Technical Manual 65 Cambridge Engineering, Inc.
MANOMETER TAP FOR UNIT
SUPPLY PRESSURE READING
HAND SHUT-OFF VALVE
MODULATING VALVE
MANIFOLD PRESSURE REGULATOR
ADJUSTMENT SCREW
MANIFOLD PRESSURE
VALVE LEAK TEST
MANOMETER TAP FOR
HAND SHUT-OFF VALVE
TO BURNER
HIGH GAS PRESSURE SWITCH
MANUAL RESET SWITCH
LOW FIRE
ADJUSTMENT SCREW
MANIFOLD PRESSURE READING
MANOMETER TAP FOR
EXTERNAL GAS TRAIN ENCLOSURE
(ROOF SUPPORT BY OTHERS)
ELECTRIC SHUT-OFF VALVE
W/ VISUAL INDICATOR (SSV)
ELECTRIC SHUT-OFF VALVE
W/ VISUAL INDICATOR (SOV)
ELECTRIC SHUT-OFF VALVE
W/ VISUAL INDICATOR (SOV)
ELECTRIC SHUT-OFF VALVE
W/ VISUAL INDICATOR (SSV)
(ROOF SUPPORT BY OTHERS)
EXTERNAL GAS TRAIN ENCLOSURE
HAND SHUT-OFF VALVE
SUPPLY PRESSURE READING
MANOMETER TAP FOR UNIT
MANUAL RESET SWITCH
HIGH GAS PRESSURE SWITCH
HAND SHUT-OFF VALVE
TO BURNER
MANOMETER TAP FOR
MANIFOLD PRESSURE READING
MANOMETER TAP FOR
VALVE LEAK TEST
MANIFOLD PRESSURE & LOW FIRE
ADJUSTMENT SCREWS (UNDER COVER)
MODULATING REGULATING VALVE
Over 400 MBH
Without Discharge Damper
or with Filter Section
High Pressure
CSA Certified
1
FM Compliant
2
REFERENCE
GAS TRAIN DRAWINGS
Over 400 MBH
Without Discharge Damper
or with Filter Section
Low Pressure
CSA Certified
1
FM Compliant
2
1
Certified by CSA International to comply with ANSI Standard Z83.4/CSA3.7
2
Complies with Factory Mutual insurance requirements