Schwank STR-CANADA User Manual
Page 5

SP-MSTR-AC-11A
STR Manual
RD: NOV, 2003
RL: 11
KH
Page 1
SCHWANK GAS INFRA-RED TUBE HEATER
STR SERIES
INSTALLATION INSTRUCTIONS
Installation of the Schwank STR Series
gas-fired tube heaters must be performed by a
qualified, licensed gas fitter and conform to
all Schwank heating installation design
procedures, including ventilation. All local,
provincial and national code requirements
must be met, ANSI/NFPA No. 88B 1985
(latest edition), which states clearances to
combustible construction or material in stor-
age, from heater and vent, must conform to
standard NFPA No. 54 (ANSI Z223.1 latest
edition), in the U.S.A. In Canada.the current
CSA-B149.1-00 installation codes for gas-
burning appliances and equipment, as well as
the Canadian electrical code CSA C22.1 .
Schwank STR Series heaters may be
installed for heating of residential indoor
spaces. It is beyond the scope of these in-
structions to embrace all conditions that will
be encountered. All system piping must be
supported in accordance with acceptable
industry practices, local codes, and applicable
standards.
1. GENERAL
The following tube lengths and corresponding BTU input ratings are available:
TABLE 1
* Zero to 2000 ft for the USA (For installations above 2000 ft see orifice Chart on Page 16)
** Manufactured and shipped in 10-ft. lengths
MODEL
TOTAL TUBE
LENGTH (FT)**
APPROX NET
WEIGHT IN
LBS
STR 60-30
29’ 4” 120
STR 60-20
19’ 8”
90
STR 45-20
19’ 8” 90
STR 45-10
10’ 0” 60
BTU/HR INPUT
ZERO TO 4,500’ *
ABOVE SEA LEVEL
60,000
60,000
45,000
45,000