Chapter 11-20 EQ44/54 Installation and service
11.7 Pr eve nti ve m ainte nance
Surface cleaning – to keep the EQ44/54 cabinet and display screen clean,
wipe the surfaces with a clean damp cloth. For heavier cleaning, use a clean,
damp cloth which has been dipped in a solution of a mild dish detergent and
water. Wring out firmly before wiping the unit.
Never use cleaning solutions containing spirit, alcohol, gasoline or oils.
Electrical connections – periodically check the electrical connections. Make
sure that connections are tight and that no cables are frayed or worn.
Transducer - periodically clean the face of the transducer with a plastic uten-
sil using a scrubbing action.
Do not use a harsh abrasive or a solvent to clean the transducer.
11.8 Repair and service
The EQ44/54 is sealed and does not contain any user serviceable parts. Open-
ing of this unit will void its warranty. If the EQ44/54 requires servicing or
repair, call your authorized SIMRAD dealer, but first check Troubleshooting
in section 11.9.
Spare parts – fuses may be bought from a chandler or a marine supply store.
Use only fuses specified for this unit – see 11.10 Specifications.
If you require a SIMRAD part, please contact your authorized dealer.