Preparation For Operation; Final Check - Panasonic U-16GE2E5 Main Parts Replacement

Ignition Electrical Parts Inspection and Maintenance
(9) Check the electrode gap of the sparkplug
Reference value
Caution
Do not adjust the gap, because an iridium chip is used.
Do not insert a thickness gauge between the electrodes or clean them with a wire brush.
(10) Check that there is no looseness in the terminal part.
(11) Check for cracking, damage, or marks of electrical leaks on the insulator.
Resistance
(12) Use a plug wrench to insert the plug in the
installation hole, and rotate it by hand a couple of
times. (Figure 7)
(13) Use a deep socket wrench to tighten the plug to
the speci ed torque.
Socket (width across at)
Tightening torque
(14) Install ignition coils
Install the ignition coils by tightening the bolts that
secure them (indicated by arrows in Figure 8).
Bolt (width across at)
Tightening torque
Caution
Handle the ignition coils carefully. Keep them free
from shock.

7. Preparation for operation

(1) Turn on the power supply circuit breaker for the
outdoor unit.
(2) Open the main gas valve, starting the fuel supply.
(3) Set the STOP SW (S001) from STOP to NORM.
(Figure 9)

8. Final check

(1) Running condition check
Make sure that no abnormal noise or vibration occurs.
Make sure that none of the attached parts are loose.
0.4 ~ 0.5 [mm]
5.25±2.25 [k ]
16 [mm]
20.0 ~ 29.0 [N·m]
10 [mm]
6.37 ~ 7.45 [N·m]
Temporarily tighten spark plug Temporarily tighten spark plug
Plug Plug
Ignition coil Ignition coil
Ignition coil retaining bolts (4) Ignition coil retaining bolts (4)
24
Figure Figure .7 .7
Figure Figure .8 .8
Figure Figure .9 .9