Hypertherm Powermax125 Service Manua - Manual (Page 188)

188 Powermax125 Service Manual 808070
9 – Power Supply Component Replacement
Disconnect the gas tube
Several part replacement procedures require you to disconnect the following gas tube in order to tilt the rear panel away
from the power supply.
1. Complete the following procedures:
a. See Disconnect the power and gas supply on page 166.
b. See Remove the power supply cover on page 172.
c. See Remove the component barrier on page 173.
d. See Remove the end panel bracket on page 174.
2. From the fan side of the power supply, push to disconnect the end of the hose nearest the rear panel. (See Figure 60
on page 189.) Gently tilt the top of the rear panel away from the power supply as needed to work the gas tube free of
the push-to-connect fitting.
Figure 59
CAUTION!
Do not allow dust or other contaminants into the gas tube while it is disconnected. These
contaminants can get into the solenoid valve and negatively affect the system’s air pressure.
1
2
3
4
1 Plastic ring
2 Push-to-connect fitting
3 Gas tube
4 Rear panel