Pentair MASTERTEMP 125 Installation And User Manual

Rev. B 8/14 MASTERTEMP
®
125 Pool and Spa Heater Installation and User’s Guide
17
INDOOR VENTING — General Requirements
The heater may be installed as a Category I or Category III appliance.
Vented Appliance (Category I) – Vertical only
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Vented Appliance (Category III) – Vertical or Horizontal
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Section 3. Installation Instructions
Figure 9.
VENTING GUIDELINES
OUTDOOR INSTALLATION
Check local building codes
for setback requirements.
Force
Air Inlet
Property Line
4'
4'
4'
3'
SIDE VIEW
Building
From building wall
Exhaust Grill
(Vent)
6 in
From window or door
Must be at least 3 ft. above any forced
air inlet located within a 10 ft. radius.
Vent Termination:
Must be located 6 in. away from the building
wall and the following distances away from any building
wall openings, included but not limited to vented eaves,
doors, windows, gravity air inlet:
4 ft. below,
4 ft. horizontally

Pentair MASTERTEMP 125 Specifications

General

BTU Output	125, 000 BTU/hr
Fuel Type	Natural Gas or Propane
Ignition System	Electronic
Minimum Flow Rate	20 GPM
Maximum Working Pressure	50 PSI
Efficiency	82%
Water Connections	1.5 inch
Certifications	ANSI Z21.56
Voltage	120V