Replace the transformer, Powermax, Power supply component replacement 9-74 – Hypertherm Powermax105 Service Manual User Manual
Page 272: 105 service manual
Power SuPPly ComPonent rePlaCement
9-74
powermax
105 Service Manual
Replace the transformer
1. Remove the two screws securing the long transformer wires to the output diode bridge.
2. Remove the screw and bolt securing the short transformer wires to the power board.
Note: The power board shown below is a 200-600 V CSA model. The connections for the transformer wires
are the same for all models.
3. Remove the two mounting screws from the
base of the transformer.
4. Remove the bottom two fan mounting
screws. The screws are located directly
behind the bottom holes in the fan housing
flange.
J1
J2
J3
J5
J6
Bottom holes in
fan housing flange
Transformer
mounting screws
J22
J21
J20
J19
J27
WORK
LEAD
J26
J25
+
_
+
_
RED
J18
ORG
J17
J32
J11
B
R
J28
TP7
TP9
TP8
W
R
B
Long transformer
wires
Short transformer
wires
Power board