Bryant 310JAV Installation, start-up, operating, and service and Instruction Manual Page 1

NOTE: Read the entire instruction manual before starting the installation.This symbol → indicates a change since the last issue.SAFETY CONSIDERATIONSI

13. Set room thermostat to desired temperature.B. Set Two-Stage or Variable Speed Gas Input RateFor Two-Stage furnaces, perform the following on the c

2. Jumper R and W/W1 thermostat connection on furnace control.3. Check manifold orifices for gas leaks when main burners ignite. Go to Procedure 4.4.

When normal gas pressure is restored, the system must be electrically reset to re-establish normal heating operation.Before leaving installation, obse

INSTALLATIONSECTION 2- INDUCED-COMBUSTION, HOT-SURFACE IGNITION, SINGLE STAGE, TWO-STAGE AND VARIABLE-SPEED,40-INCH NON-CONDENSING FURNACES MODELSPROC

14. Reinstall manifold with 4 screws removed in Procedure 8. Burners should be checked for proper alignment of the burner crossover slot.Verify green

3. Remove adjustment screw and natural gas regulator spring (silver).4. Install propane gas regulator spring (white) in gas valve.5. Turn regulator ad

1. Be sure gas and electrical supplies to furnace are off.2. Remove caps that conceal adjustment screws for high-and low-heat stage gas valve regulato

9. Turn gas supply manual shutoff valve to OFF position.10. Turn off furnace power supply.11. Remove manometer.12. Apply pipe dope sparingly to end of

8. Remove manometer and replace manifold pressure tap plug.NOTE: Use propane-gas-resistant pipe dope to prevent gas leaks. DO NOT use Teflon tape.9. T

13. Check pressure tap plug for gas leaks when main burners ignite.14. When correct input is obtained, main burner flame should be clear blue, almost

• Section 2- (Page 12) Models 58WAV, 58PAV, 58ZAV, 58RAV, 395CAV, 383KAV, 376CAV, 373LAV, 393AAV, 58YAV, PG8UAA,PG8DAA, 58DXT, 58TMA, 58TUA, 58UHV, 58

INSTALLATIONSECTION 3- DIRECT-VENT, MULTIPOISE, HOT-SURFACE IGNITION, SINGLE-STAGE, TWO-STAGE AND VARIABLE-SPEEDCONDENSING FURNACESPROCEDURE 1—INSTALL

b. Remove center solid portion of air diffuser. (See Fig. 20.) Use tin snips to cut center portion of air diffuser. Do not overly distort airdiffuser.

PROCEDURE 4—INSTALL MANIFOLD ASSEMBLY, ALL FURNACES1. Reinstall manifold, orifice, and gas-valve assembly in burner box. Ensure manifold seal grommet

FOR FIG. 22C1. Be sure gas and electrical supplies to furnace are off.2. Remove caps that conceal adjustment screws for high-and low-heat stage gas va

2. Remove 1/8-in. pipe plug from inlet pressure tap on gas valve. (See Fig. 22A, 22B, 22C, or 22D.) DO NOT DISCARD PLUG!3. Apply pipe dope sparingly t

11. Turn gas supply manual shutoff valve to OFF position.12. Turn off furnace power supply.13. Remove manometer.14. Apply pipe dope sparingly to end o

7. Turn on furnace power supply.WARNING: FIRE, EXPLOSION, INJURY OR DEATH HAZARDFailure to follow this warning could result in fire, explosion, person

13. Observe unit operation through 2 complete heating cycles. See sequence of operation in furnace Installation, Start-up and OperatingInstructions.14

This switch also prevents operation when the propane tank level is low which can result in gas with a high concentration of impurities, additives,and

3. Apply Gas Conversion Label.a. For Single Stage Furnaces, apply label 327697-203 to burner box cover as shown. (Do not use 327697-202 which is simil

INSTALLATIONSECTION 1- INDUCED-COMBUSTION, HOT-SURFACE IGNITION, SINGLE-STAGE, TWO-STAGE AND VARIABLE-SPEED,33.3-INCH HIGH, NON-CONDENSING FURNACESPRO

Fig. 30—Position of Igniter to Burner (Section 2)A93347BURNERIGNITOR1132"78"CLCLIGNITORASSEMBLYCELLPANELBURNER1332"HOTSURFACEIGNITORASS

—31—

© 2004 CAC/BDP 7310 W. Morris St., Indianapolis, IN 46231 agganp31—32—Catalog No. 63GA-NP11

11. To install burner spoiler screws, follow the following steps:a. Disconnect Hot Surface Igniter (HSI) wires from HSI.b. Disconnect Flame Sensor wir

c. Re-install screw in hole underneath heat exchanger inlet.NOTE: It is very IMPORTANT to re-install the NOx bracket mounting screw.d. Repeat steps ″a

B. Pre-Adjust 2-Stage Gas ValveNOTE: The following furnaces with Fig. 6D type valves, DO NOT need to have the regulator spring replaced in the gas val

4. Turn high-heat stage adjusting screw (3/32-in. hex allen wrench) clockwise (in) 2 fulll turns. This will increase the manifold pressurecloser to th

PROCEDURE 4—CHECK INLET GAS PRESSURENOTE: This kit is to be used only when inlet gas pressure is between 11.0-in. w.c. and 13.6-in. w.c.Verify manomet

4. Route yellow wires along wire harness. Secure with wire tie provided in kit. Go to Procedure 6.B. 2-Stage and Variable Speed1. Disconnect yellow wi