Furuno FAR-2827W, Installation Manual

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2. WIRING
2-3
2.2 Antenna Unit
2.2.1 FAR-2827W (RSB-103)
The antenna unit requires the MPYCY-19 (Japan Industrial Standard cable) or equivalent to
connect to the transceiver unit RTR-081A.
Conductor
S = 1 mm
= 1.29 mm
2
MPYCY-19
Armor
Sheath
= 22.0
mm Sheath
Insulator
MPYCY-19 cable, sectional view
1. Remove the antenna covers.
2. Unscrew the clamping gland and take out the washers, rubber packing and cover.
3. Fabricate the cable as below.
450 mm
Core
Vinyl sheath
Vinyl sheath
Armor
5 mm
20 mm
6 mm
Wind vinyl tape around
unused cores to insulate them.
For not used cores, wind the vinyl tape around them to prevent the short circuit.
4. Slide the clamping gland, washer, gasket and washer in that order on to the cable as
shown below.
5. Fold back the armor by 5 mm, then put it between washers.
Gasket
Vinyl sheath
Clamping gland
Flat washer
Trim the armor with width of washer (5 mm).
5 mm
5 mm
6. Tighten the cable gland, and then cover the junction with putty for waterproofing.
7. Connect the cores to the connector plug TB803 by referring to the interconnection
diagram. Leave “slack” in the coaxial wire to prevent breakage.
Use the terminal opener to insert each core.