Furuno TZTL12F Installation Manual page 18

1. MOUNTING
1.5.4 Triducer
DO NOT over-tighten screws, to prevent damage to the transducer.
525STID-MSD
The optional triducer 525STID-MSD is designed for thru-hull mounting.
525STID-PWD
The optional transom mount triducer 525STID-PWD can be installed by the thru-hull
method or the inside-hull method.
Pretest for speed and temperature
Connect the sensor to the instrument and spin the paddlewheel. Check for a speed
reading and the approximate air temperature. If there is no reading, return the sensor
to your place of purchase.
Tools and materials required
• Scissors
• Safety goggles
• Electric drill
• Drill bit:
For bracket holes: 4 mm, #23, or 9/64"
For fiberglass hull: chamfer bit (preferred), 6 mm, or 1/4"
For transom hole: 9 mm or 3/4" (optional)
For cable clamp holes: 3 mm or 1/8"
• Straight edge
• Pencil
• Water-based anti-fouling paint (mandatory in salt water)
1-12
ø 79
133 2.00"-12 UN
threads
ø 51
27 140
BOW
7
Unit: mm
• Masking tape
• Dust mask
• Screwdrivers
• Marine sealant
• Cable ties