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Pilot orifice, instaclear, Standard, Instaclear – L.B. White I-34 Infraconic Pilot Ignition User Manual

Page 15: Standard pilot fig. 13, Fig. 12, Pilot

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The instructions apply to both pilot designs.

1. Loosen injector tube screw.

2. Loosen pilot tube compression nut at gas inlet to pilot

assembly.

3. Remove thermocouple from pilot safety control valve.

4. Slightly pull control assembly with pilot tube away

from injector body.

5. Loosen orifice holder.

6. Remove pilot orifice from its holder.

7. Clean orifice.

Use care when servicing InstaClear™ orifice to avoid
damage to clean-out pin.

PILOT ORIFICE, INSTACLEAR

& STANDARD

15

CONTROL ASSEMBLY

INJECTOR TUBE

RETAINING SCREW

INJECTOR BODY

PILOT TUBE
COMPRESSION NUT

CLEAN-OUT

ORIFICE HOLDER

ORIFICE

STANDARD PILOT

FIG. 13

CONTROL ASSEMBLY

INJECTOR TUBE

RETAINING SCREW

PILOT TUBE
COMPRESSION NUT

ORIFICE
HOLDER

ORIFICE

INJECTOR BODY

FIG. 12

INSTACLEAR

PILOT

CLEAN-OUT
W/ ORIFICE HOLDER

ORIFICE

PILOT BRACKET

ORIFICE
HOLDER

PILOT ORIFICE

PILOT BRACKET