Pioneer PHR100-55 Instruction Manual page 6

K. MULTIPLE HEATERS ........................................................................................................................ 22
L. PIPING DETAIL .................................................................................................................................. 23
PART 7 - VENTING, COMBUSTION AIR AND CONDENSATE REMOVAL ........................................... 26
A. GENERAL ........................................................................................................................................... 26
B. APPROVED MATERIALS FOR EXHAUST AND INTAKE AIR VENTS ............................................. 26
C. EXHAUST AND INTAKE AIR VENT PIPE LOCATION ..................................................................... 27
1. DETERMINE EXHAUST VENT LOCATION ................................................................................... 27
2. DETERMINE AIR INTAKE VENT LOCATION ................................................................................ 27
D. EXHAUST AND INTAKE AIR VENT SIZING ..................................................................................... 28
E. LONGER VENT RUNS ....................................................................................................................... 29
F. EXHAUST VENT AND INTAKE AIR PIPE INSTALLATION ............................................................... 30
G. VENTING DRAWINGS ....................................................................................................................... 31
1. DIRECT VENT INSTALLATION OF EXHAUST AND INTAKE ....................................................... 31
2. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE ......... 37
H. EXHAUST VENT AND INTAKE AIR PIPE INSTALLATION .............................................................. 39
I. REMOVING AN EXISTING WATER HEATER .................................................................................... 39
J. CONDENSATE REMOVAL SYSTEM ................................................................................................. 40
PART 8 - FIELD WIRING ........................................................................................................................... 41
A. INSTALLATION MUST COMPLY WITH: ........................................................................................... 41
B. FIELD WIRING ................................................................................................................................... 41
C. LINE VOLTAGE WIRING FOR STANDARD HEATER ...................................................................... 42
D. THERMOSTAT ................................................................................................................................... 42
E. OUTDOOR SENSOR (OPTIONAL) ................................................................................................... 43
F. INDIRECT SENSOR (OPTIONAL) ..................................................................................................... 43
G. 0-10 VOLT BUILDING CONTROL SIGNAL (OPTIONAL) ................................................................. 43
H. UL353 LOW WATER CUT-OFF INTERFACE KIT (OPTIONAL ........................................................ 44
I. WIRING OF CASCADE SYSTEM COMMUNICATION BUS ............................................................... 44
J. CASCADE MASTER PUMP AND SENSOR WIRING ........................................................................ 45
K. CASCADE FOLLOWER PUMP AND SENSOR WIRING .................................................................. 46
PART 9 - START-UP PREPARATION ...................................................................................................... 46
A. CHECK/CONTROL WATER CHEMISTRY ........................................................................................ 47
B. FREEZE PROTECTION (WHEN USED) ........................................................................................... 47
C. FILL AND TEST WATER SYSTEM .................................................................................................... 48
D. PURGE AIR FROM WATER SYSTEM .............................................................................................. 48
E. CHECK THERMOSTAT CIRCUIT(S) ................................................................................................. 48
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