BASO Q90 User Manual

Installation Instructions Q90
Issue Date September 20, 2012

Q90 Series Pilot Burner Assembly Kit

Application

The Q90 pilot burner assembly kits are specifically
designed to replace certain ignition pilots on various
appliances. Refer to Table 1 for the proper pilot burner
assembly kit selection. Refer to Figure 1 through
Figure 5 for Q90 drawings.

Table 1: Q90 Pilot Burner Assembly Kit Information

Kit Part

Number

Q90AA-1
Q90BB-1
Q90CC-1
Q90DD-1
Q90DD-2
Q90EA-1

* J986HXW-7221 also replaces J992HXW-7221. (J986 has a Rajah termin al and boot, J992 does not.)

Pilot Burner

Part Number

J989EKW-7721 Y75AA-8 N/A Lennox Residential Furnace
J996DKW-7723 Y75AA-3 Y57JH-27 Carrier-BDP Residential Furnace

J986HXW-7221* Integral Part of Pilot N/A Reznor Unit Heater

J993HHW-6221 Integral Part of Pilot Y57HH-36 Reznor Rooftop
J990HHW-6221 Integral Part of Pilot Y57HH-96 N/A N/A
J995DHW-6718 Y75AA-8 N/A Friedrich Residential Furnace

Sensor Probe Part

Number

Sensor Cable

Part Number

Appliance

Manufacturer

Type of

Application

Side Views

Top View

J989EKW

Side Views

Figure 2: Q90BB-1 (J996DKW) Pilot Burner

Top View

J996DKW

Figure 1: Q90AA-1 (J989EKW) Pilot Burner

© 2012 Johnson Controls, Inc. 1

Part No. BASO-INS-Q90, Rev. A www.baso.com

Top View

Installation

IMPORTANT: Only qualified personnel should

install or service Johnson Controls products. These
instructions are a guide for such personnel. Carefully
follow all instructions in this document and all
instructions for the appliance.

IMPORTANT: Make all gas installations in
accordance with applicable local, national, and
regional regulations.

Side Views

J986HXW

Figure 3: Q90CC-1 (J986HXW) Pilot Burner

Top View

Side Views

J990HHW/J993HHW

Figure 4: Q90DD-1 (J993HHW) Pilot Burner

Q90DD-2 (J990HHW) Pilot Burner

!

CAUTION: Risk of Electrical Shock.
Disconnect power supply before making electrical
connections to avoid electrical shock.

!

WARNING: Risk of Explosion or Fire.
Shut off the gas supply at the main manual shutoff
valve before installing or servicing the control.
Failure to shut off the gas supply can result in the
release of gas during installation or servicing, which
can lead to an explosion or fire, and may result in
severe personal injury or death.

To install the Q90 pilot burner assembly:

1. Shut off powe r to the applia nce.

2. Turn off the g as at the main manual shutoff valve
adjacent to the appliance.

3. Disco nnect the pilot tubing from the existing pilot

Top View

4. Disconnect the high voltage cable (from the spark

5. Remove the pilot burner assembly mounting

6. Remove the existing pilot burner assembly and

Side Views

J995DHW

Figure 5: Q90EA-1 (J995DHW) Pilot Burner

7. Install the Q9 0 pilot burner assembly using the

8. Re connect the pilot tubing to the Q90 pilot burner

2 Q90 Series Pilot Burner Assembly Kit Installation Instructions

burner assembly.

transformer) and sensor cable (from Terminal 4)
on the ignition control.

screws.

discard.

screws that were removed in Step 3. Ensure the
screws are tight and secure.

assembly.