
11
TANK
SYSTEM
CIRCULATOR
CIRCULATOR
REDUCED PRESSURE
BACKFLOW PREVENTER
FLOW CONTROL
OR CHECK VALVE
OUTLET
HOT WATER
TRAP
THERMAL
WIRING FOR
THERMOSTAT/
PUMP CONTROL
INLET
COLD WATER
RELIEF VALVE
DRAIN COCK
6"
6"
WATER
FEED
PRESSURE
REDUCING
VALVE
GATE
VALVE
CIRCULATOR
DRAIN COCK
RELIEF VALVE
HOT WATER
OUTLET
THERMAL
TRAP
PUMP CONTROL
WIRING FOR
THERMOSTAT/
SYSTEM RETURN
PIPING
INLET
COLD WATER
VALVE
TANK ZONE
6"
6"
PRESSURE
REDUCING
VALVE
BACKFLOW PREVENTER
REDUCED PRESSURE
GATE VALVE
CONNECTING SUPPLY & RETURN PIPING
Figure 5 - Piping with Circulator
Figure 6 - Piping with Zone Valves
!
WARNING
All installations of boilers and venting should be done only by a qualified expert and in accordance
with the appropriate installation manual. Installing or venting a boiler or any other gas appliance with
improper methods or materials may result in serious injury or death due to fire or to asphyxiation from
poisonous gases such as carbon monoxide which is odorless and invisible.
Summary of Contents for CDVB-100
Page 15: ...15 HORIZONTAL VENT INSTALLATION INSTRUCTIONS Figure 9 Figure 7a Vent Cap Figure 7b Figure 8 ...
Page 22: ...22 HORIZONTAL VENT INSTALLATION INSTRUCTIONS Figure 16 Termination Clearances ...
Page 31: ...31 PILOT PILOT ELECTRICAL WIRING Figure 26 HOT WATER CONTROL AND INTERMITTENT IGNITION WIRING ...
Page 44: ...Columbia Company Main offices and factory Pottstown PA ...