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CTHN-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL
12
Table 3: Component Package Guide
Additional tubing length may be added to heater.
Any additional tubing lengths are considered as vent length for length determination.
Maximum venting length for unitary heater is 45' (13.7 m).
For manifold tubing on multiburner systems, heat-treated aluminized or porcelain coated tubing is required.
Table 4: Common CTHN-Series Components
Model
Tubing Length Core Packages
Minimum Standard Aluminized
CTHN-40 10' (3 m) CP10ALUM CP10ALUM
CTHN-60 20' (6 m) CP20HRS CP20ALUM
CTHN-80 20' (6 m) CP20HRS CP20ALUM
CTHN-100 30' (9 m) CP30HRS CP30ALUM
CTHN-125 40' (12 m) CP40HRS CP40ALUM
CTHN-150 40' (12 m) CP40HRS CP40ALUM
CTHN-175 50' (15 m) CP30HRS + EXP20HRS CP30ALUM + EXP20ALUM
CTHN-200 50' (15 m) CP30HRS + EXP20HRS CP30ALUM + EXP20ALUM
Part No. Description
Tubing and Related Accessories
01312700 Coupling, 4" (10 cm) Plain
01312706 Coupling, 6" (15 cm) Plain
0131270I Coupling, 4" (10 cm) Lined
01331900 Coupling, 4" (10 cm) Damper
E0009356 Coupling, 6" (15 cm) Damper
0133022D Tee, 4" (10 cm) Coated
01330203 Tee, 4" (10 cm) Aluminized
01330204 Tee, 6" (15 cm) Aluminized
0133092D Cross, 4" (10 cm) Coated
01330903 Cross, 4" (10 cm) Aluminized
01330904 Cross, 6" (15 cm) Aluminized
01335801 Elbow, 4" (10 cm) Aluminized 90°
T0100320 Elbow, 6" (15 cm) Aluminized 90°
0133580D Elbow, 4" (10 cm) Coated 90°
01336101 Elbow, 4" (10 cm) Aluminized 45°
0133610D Elbow, 4" (10 cm) Coated 45°
91409300 Tube, 4" (10 cm) dia Hot Rolled Steel 10' (3 m)
91409403 Tube, 4" (10 cm) dia Non-Heat Treated Aluminized
10' (3 m)
91409408 Tube, 4" (10 cm) dia Heat Treated Aluminized
10' (3 m)
91409420 Tube, 6" (15 cm) dia Non-Heat Treated Aluminized
10' (3 m)
9141030D Tube, 4" (10 cm) dia Coated 10' (3 m)
E0009105 Tube, 6" (15 cm) dia 10' (3 m)
Heat Treated Aluminized
91418200 Tube Adapter, 6" (15 cm) dia x 4"(10 cm) dia
Aluminized
91240010 Tube Hanger, 6" (15 cm)
91308001 Pipe Compound, High Temperature 1lb can
Venting Accessories
01324401 Air Supply Takeoff, 4" (10 cm) Outside
90707501 Air Supply Blower/Power Venter
91409601 Air Flex Duct, 4" (10 cm) Outside
(Box of 8 - 8' (2.4 m) sections)
Reflectors and Related Accessories
01329910 Reflector Side Extension Support
03050010 Reflector Support Package (Tubing)
02712700 Reflector Side Extension, 2 Clips, 2 Screws
02750303 Reflector, Aluminum
027503SS Reflector, Stainless Steel
02750800 Reflector End Cap, Aluminum
027508SS Reflector End Cap, Stainless Steel
027508SH Reflector End Cap, Stainless Steel with Hole
02750900 Reflector Joint
027509SS Reflector Joint, Stainless Steel
027127SS Reflector Side Extension, Stainless Steel
03090100 Tube and Reflector Hanger
91907302 S-hook
91903201 Turnbuckle
91903300 Spring Hook
91903202 Turnbuckle with Eyebolt
Control Packages and Thermostats
02770002 System Control
05023000 Load Relay Package
90417600 Transformer Relay - SPST (12 A)
90436300 Transformer Relay - DPST (12 A)
90423000 Thermostat, 24 V Low Voltage (Marked 1-5)
90424300 Thermostat Guard