Use and Care Manual

ManualsBrandsWestinghouse ManualsHeating, Ventilation, and Air ConditioningCondensing 93.2% Combination Liquid Propane Floor Mount Boiler/Water Heater with 140,000 BTU Input

WHL-015 REV. 9.4.14

E. WATER QUALITY .................................................................................................................................................................... 10

F. FREEZE PROTECTION ........................................................................................................................................................... 10

PART 3 – TECHNICAL SPECIFICATIONS ............................................................................................................................... 11

PART 4 – PREPARE APPLIANCE LOCATION ........................................................................................................................ 13

A. UNCRATING THE APPLIANCE ............................................................................................................................................... 13

B. BEFORE LOCATING THE APPLIANCE .................................................................................................................................. 14

C. LEVELING ................................................................................................................................................................................ 15

D. CLEARANCES FOR SERVICE ACCESS ................................................................................................................................ 16

E. RESIDENTIAL GARAGE, CLOSET, AND ALCOVE INSTALLATIONS .................................................................................... 16

F. EXHAUST VENT AND INTAKE PIPE ....................................................................................................................................... 17

G. PREVENT COMBUSTION AIR CONTAMINATION ................................................................................................................. 17

H. REMOVING A APPLIANCE FROM A COMMON VENT SYSTEM ........................................................................................... 17

PART 5 – VENTING ................................................................................................................................................................... 19

A. INTAKE PIPE AND EXHAUST VENT GUIDELINES ................................................................................................................ 19

B. APPROVED VENT MATERIALS .............................................................................................................................................. 20

C. ALLOWED COMBINED VENT LENGTHS ............................................................................................................................... 21

D. TIGHTENING APPLIANCE COLLAR TO EXHAUST VENT AND INTAKE PIPE ..................................................................... 22

E. VENT TERMINATION .............................................................................................................................................................. 23

1. Horizontal Vent Terminations ................................................................................................................................................... 23

2. Vertical Vent Termination ......................................................................................................................................................... 23

3. Direct Vent, Optional Horizontal and Vertical Concentric Vent ............................................................................................. 24

4. Screen Installation ..................................................................................................................................................................... 24

PART 6 – INSTALL THE CONDENSATE DRAIN ..................................................................................................................... 24

PART 7 – GAS PIPING .............................................................................................................................................................. 26

A. GAS PIPE SIZING TABLES ..................................................................................................................................................... 26

1. Gas Pipe Sizing .......................................................................................................................................................................... 26

2. Natural Gas Pipe Sizing ............................................................................................................................................................ 26

3. LP (Liquid Propane) Gas Pipe Sizing ....................................................................................................................................... 27

B. GAS CONNECTION REQUIREMENTS ................................................................................................................................... 27

PART 8 – WATER PIPING ........................................................................................................................................................ 28

A. GENERAL PLUMBING CONNECTION GUIDELINES ............................................................................................................. 28

B. DHW PIPING ............................................................................................................................................................................ 29

C. CENTRAL HEATING PIPING SYSTEM WATER PIPING METHODS ..................................................................................... 30

D. CIRCULATOR SIZING ............................................................................................................................................................. 33

E. PRESSURE RELIEF VALVE .................................................................................................................................................... 34

PART 9 – CONNECT ELECTRICAL POWER / INITIAL STARTUP ......................................................................................... 35

A. GENERAL OPERATING CONDITIONS ................................................................................................................................... 35

B. WIRING INFORMATION .......................................................................................................................................................... 35

C. DIP SWITCHES ....................................................................................................................................................................... 36

PART 10 – OPERATING SYSTEM INSTRUCTIONS ................................................................................................................ 41

A. CONTROL PANEL ................................................................................................................................................................... 41