andrews 32/143 Installation Manual, Operation And Service Manual page 36

COMMISSIONING
Checking main burner pressure
1. Turn gas supply OFF.
2. Release bleed screw A and connect pressure gauge tube (See Fig. 24)
3. Light burner as described previously.
4. Remove cap from port B and adjust pressure using exposed screw in accordance with
data plate (See Fig. 24)
5. Shut OFF burner as described previously. Remove pressure gauge tube and tighten
bleed screw A.
6. Re-light burner as described previously.
B
A
SECTION 4
Fig 24.
31