SRP GRT Series Quick Installation Manual

These instructions, the layout drawing, local codes and ordinances, and applicable standards such as to gas piping and electrical wiring
comprise the basic information needed to complete the installation, and must be thoroughly understood along with general building codes
before proceeding. This guide is not intended to replace the Instruction Manual.
Only personnel who have been trained and understand all applicable codes should undertake the installation. SRP Representatives are
Factory Certified in the service and application of this equipment and can be called on for helpful suggestions about installation.
Heaters must be installed only for use with the type of gas appearing on the rating plate, and the installation must conform to the National
Fuel Gas Code, ANSI Z223.1/NFPA 54 in the USA and CSA B149.1 and B149.2 Installation Codes in Canada.
This heater maybe approved for either indoor or outdoor installation. Not for use in residential dwellings, refer to Rating plate.
General Specifications
Gas Supply
Inlet Pressure
Minimum:
Maximum:
Manifold Pressure
High Rate:
Low Rate:
Inlet Connection
Electrical Supply
120 VAC 60Hz. 1Amp: 36" Cord with grounded 3 prong plug.
LT339 Series GRT
INFRARED HEATER
STEP 1 BEFORE INSTALLING
INSTALLATION AND GAS CODES
Natural Gas Propane Gas
5.0" W.C. 11.5" W.C.
14.0" W.C 14.0" W.C.
Natural Gas Propane Gas
3.5" W.C. 10.5" W.C.
2.0" W.C. 5.4" W.C.
Natural Gas Propane Gas
½" Female ½" Female
NPT NPT
Series GRT Infrared Heater
WARNING
Configurations
Natural gas
Heat Input
Partial Heat Input
Propane
Heat Input
Partial Heat Input
1
Quick Installation Guide
Two-Stage
GRT45N
BTU/hr 45,000
BTU/hr 30,000
GRT45P
BTU/hr 45,000
BTU/hr 30,000
Nov 24, 2020