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Model ft and model sft unit heaters, Reznor, Applies to: replacement parts – Reznor SFT Parts Manuals User Manual

Page 2: Rating plate and serial no

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Form RZ-NA-P-FT/SFT, Page 1

REZNOR

MERCER, PA. USA 16137

MADE IN USA

UNIT HEATER
CATEGORY I II

A NSI Z83.8 [ A ] CGA 2.6-M [ A ' ] UNIT HEA TER

CSA .10.96 U.S. (2nd Ed.) UNIT HEA TERS FOR RESIDENTIA L INSTA LLA TION

MODEL [ B ] [ C ]

SERIAL NO.

[ D ] VOLTS [ D ] P H [ D ] HZ M A XIM UM TOTA L INP UT [ D ] A M P S

TYPE OF GAS: [ E ]

FOR USE A T [ F ] FEET [ G ] M ETERS OF A LTITUDE.

ORIFICE SIZE [ H ] DRILL HA S B EEN FA CTORY A DJUSTED

SEA LEVEL

A LT. A DJUSTED

NORM A L INP UT

[ I ]

[ J ]B TU/HR.

THERM A L OUTP UT CA P A CITY

[ K ]

[ L ]B TU/HR.

NORM A L M A NIFOLD P RESSURE

[ O ] IN.W.C.

M IN. P ERM ISSIB LE GA S SUP P LY P RESSURE

FOR P URP OSE OF INP UT A DJUSTM ENT.

[ P ] IN.W.C.

CLEA RA NCES TO COM B USTIB LE CONSTRUCTION: TOP -1", FLUE

CONNECTION-6", CONTROL SIDE-18", OP P . SIDE-1", B OTTOM -1"

FOR A LTERNA TE INSTA LLA TIONS USE THE LA TEST EDITIONS OF THE

A P P ROP RIA TE STA NDA RD LISTED B ELOW:

FOR A IRCRA FT HA NGA RS

USE STA NDA RD A NSI/NFP A 409

FOR P A RKING STRUCTURES

USE STA NDA RD A NSI/NFP A 88A

FOR REP A IR GA RA GES

USE STA NDA RD A NSI/NFP A 88B

THIS UNIT IS NOT FOR USE WITH DUCTS.

THIS UNIT IS NOT FOR USE WITH FILTERS.

CONSTRUCTION WA LL THICKNESS FOR P URP OSE OF VENTING:

1" M IN., 30" M A X.

IMPORTANT

1. Always include complete heater model and serial number so that

any specification change can be considered for parts shipment. It
can save time and expense.

2. Specifications are subject to change without notice.
3. We reserve the right to substitute functional replacements.
4. Order by Part No.; not Heater Option Designation.

APPLIES TO:

Replacement Parts

Additional References

(use Form RZ designation to

order literature; not the P/N)

Description/Application ................................... Form RZ ....... P/N
Parts/Service - Replacement Gas Valves and

Ignition Control Boards by Serial No. Code . P-VALVES ....... N/A

Service - Converting to Other Gases ............ FT/SFT-GC .. 148066
Installation/Operation - Model FT Heaters .............. I-FT .. 173473
Installation/Operation - Special Model

FT-CV or FT-LN Unit Heaters ................. I-FT-CV/LN .. 177854

Installation/Operation - Model SFT Heaters .......... I-SFT .. 173474
Installation Instructions - Optional

Vertical Louvers, Models FT and SFT ..... I-FT/SFT-VL .. 160807

Installation Instructions - Optional

Downturn Nozzle, Models FT and SFT . I-FT/SFT-DN .. 160808

Model FT and Model SFT

Unit Heaters

Rating Plate and Serial No.

Example of a Rating Plate

Index of Parts

Model FT

Model SFT

by Page No.

Burner Rack

7

9

Cabinet Parts

6

10

Downturn Air Outlet Nozzles

14

14

(same as Options CD 2, 3, 4)
Electrical Components

2-5

8-9

Fan and Components

7

10

Fan Guard

7

10

Gas Conversion Kits

12

12

Heat Exchangers

7

11

Ignition Control Board

4-5

8

Ignitor

4-5

8

Limit Control

4-5

8

Louvers, Horizontal

6

10

Louvers, Vertical (same as

13

13

Option CD1)
Manifold

7

9

Motor, Fan

7

10

Motor, Venter

2-5

8

Orifices, Burner

12

12

Rating Plate

1

1

Serial Number

2

2

Switch, Flame Rollout

4

9

Switch, Pressure

4-5

9

Thermostat

15

15

Transformer

4-5

9

Valve

4-5

8

Vent Cap (same as Option CC1)

7

--

Vent/Combustion Air Kits (same

--

11

as Option CC2 and CC6)
Vent Tape (same as Option FA1)

15

15

Venter Parts

2-5

8

Rating Plate Key:

A = Date of ANSI Standard

A

1

= Date of CGA Standard

B = Model No.

C = Month and Year of

Manufacture

D = 115V, 1 Phase, 60 Hertz,

Maximum Total Input Amps

E = Natural or Propane Gas

F/G = Elevation (Feet/Meters)

H = Orifice Size

I = BTU Input Sea Level

J = BTU Input Altitude Adjusted

K = BTU Thermal Output Sea

Level

L = BTU Thermal Output

Altitude Adjusted

O = Manifold Pressure (3.5 w.c.

Natural Gas; 10 w.c.
Propane Gas)

P = Minimum Gas supply

Pressure (5.0 w.c. Natural
Gas; 11.0 w.c. Propane Gas)

®

INSTALLATION FORM RZ-NA -P-FT/SFT

Obsoletes Form RZ-728

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