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Pentair Manuals
Swimming Pool Heater
MasterTemp 175
Installation and user manual
Electrical Schematic Ladder Diagram - Pentair MasterTemp 175 Installation And User Manual
Pool and spa heater
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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Available languages
EN
FR
ES
Available languages
ENGLISH, page 1
FRANÇAIS, page 115
ESPAÑOL, página 57
32
MASTERTEMP HEATER ELECTRICAL SCHEMATIC LADDER DIAGRAM
MASTERTEMP Pool and Spa Heater Installation and User's Guide
LADDER DIAGRAM
120/240
L1
VAC
IGNITER
L1
S1
F2
F1
120/240
VAC
24 VAC
OPERATING
CONTROL
24 VAC
24 VAC
LOGIC
24V
HI
WATER
LIMIT
PRESSURE
SWITCH
SWITCH
COM NO
AGS
SWITCH
VAL
STACK FLUE
THERMISTOR
SENSOR
SENSOR
NOTES:
1.)
L1
L2
F1
F2
S2
GND
IND
ARE CONNECTED ON THE IGNITION MODULE.
2. )
PIN AND SOCKET CONNECTOR.
3. )
IF ANY OF THE ORIGINAL WIRES AS SUPPLIED
WITH THE APPLIANCE MUST BE REPLACED,
THEY MUST BE REPLACED WITH TYPE 105˚ C
OR ITS EQUIVALENT.
Section 3. Installation Instructions
L2
S2
L2
BLOWER
GND
CLASS II
TRANSFORMER
GND
AIR
FLOW
SWITCH
TH
IND
GAS VALVE
S1
24 VAC
VAL
AND TH
Figure 24.
Rev. N 10/2018
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Table of Contents
Troubleshooting
Section 5. Troubleshooting
38
Heater Will Not Fire Troubleshooting
39
Burner / Heat Exchanger Troubleshooting
45
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This manual is also suitable for:
Mastertemp 400
Mastertemp 200
Mastertemp 250
Mastertemp 300
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