Fitting The Transformer - Fronius Trans Pocket 1500 Service Instructions Manual

Fitting the
transformer
Fig.10
Fig.11
Fig.12
Fitting the LCA15
board
Fig.13
(31)
(63) (52) (78)
(56)
(59)
80
- Clean the heat sink with a dry and non-
linting cloth
- Fasten the transformer in place by
means of the four M4x14 - TX20
screws (31) on the transformer
- Tighten the M4x14 - TX20 screws
(31) with a torque of 2 Nm
- TP 1500 TIG: Fasten the transformer /
gas-hose cable binder (33) (Fig.8)
- Fasten the secondary-diode
transformer leads (63) using two
M4x20 - TX20 (52) screws
Make sure that the cable lugs of the
"secondary-diode transformer leads" (63)
are spaced as far apart as possible.
- Tighten the M4x20 - TX20 screws (52)
with a torque of 1.5 Nm
- Fasten the centre-tap transformer lead
(59) and the measuring lead (78) with
the M5x12 - TX20 screw (56)
- Tighten the M5x12 - TX20 screw
(56) with a torque of 2 Nm
- Pre-clean the heat sink with contact
spray and a non-linting cloth
- Remove any contamination or
unevenness from the heat sink with
fine abrasive paper (grain P 500 or
finer)
- Clean the heat sink with contact spray
and a non-linting cloth