Pentair MASTERTEMP User Manual

P/N 472592 Rev. C 10-5-07
30
MASTERTEMP WIRING DIAGRAM
(3-WIRE SYSTEM)
Section 3. Installation
Plug –12 pin
120V – Black
240V – Red
JMP
1
JMP
1
External Control Interface Circuit Disabled,
Heater Membrane Pad Enabled
External Control Interface Circuit
Enabled, "Pool On" and "Spa On"
Keys Disabled. "OFF" Key on
Membrane Pad Remains Functional.
JMP3
CONNECTION DIAGRAM
AGS Switch
Stack Flue Sensor
Gas Valve
Air Flow Switch
Extra Switch 1
Hi-Limit Switch
Pressure Switch
VAL
TH
IND
GND
24VAC
24VAC
FS
THERMISTOR
OPERATING CONTROL
1
PS
HLS
ES1
AFS
AGS
SFS
GAS
MEMBRANE PAD
CONNECTION
Spa Line
Common Line
Pool Line
IGNITION CONTROL
MODULE
DIAGNOSTIC INDICATOR
F1 F2
24
VAC
S1
240
S1/
120
L1
L1
L2
BM
FL
F1
L2
S2
TH IND
VAL GND
GND
GND
BLOWER
Line 2
120 VAC
IGNITER
TRAN S
Line 1
Ground
JUNCTION BOX
F
I
R
E
M
A
N
S
S
W
I
T
C
H
Replace jumper with leads to Fireman"s Switch (field installed)
24 VAC
SEC
Y/W
Y/W
Y/R
Y/O
Y/BL
O
W
W
BK
BK
O
GY
GY
BK
BK
R
Y
BK
W
BL
Y
BK
W
BL
GY
GY
GY
GY
BK
BK
W
RR W
G
Y
R
R
Y
YY
W
BK
Y/W
W
W
R
R
BL
BL
O
O
O
O
PR
PR
Y/R
Y/BL
Y/O
Y/W
Y
Y
Y
Y
Y
Y
Y
Y Y Y
BR
BR
External Control Interface
Y
NOTICE: Touching any 24VAC wire, including
the Fireman's Switch wire, to any 120/240V
terminal while the heater is connected to line
power will immediately destroy the control
board and void the warranty.
BK
R
GND
G
12 Position
Receptacle
1
Y/R
Y/BL
Y/O
Y/W
NA/LP
Models Only
6
1
J6
Figure 23.

Pentair MASTERTEMP Specifications

General

Model	MASTERTEMP
Category	Swimming Pool Heater
Brand	Pentair
BTU Ratings	125, 000 - 400, 000 BTU/hr
Fuel Type	Natural Gas or Propane
Display	Digital display
Water Flow Rate	20-120 GPM
Efficiency	82% (Thermal Efficiency)
Ignition	Electronic
Voltage	120V or 240V
Operating Pressure	50 PSI (Maximum)
Temperature Range	104°F
Dimensions	Varies by model
Weight	Varies by model
Warranty	Limited Warranty