Dometic MASTERFLUSH MF7100 Series Installation And Operating Manual page 16

Installation
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9. WITH ELECTRICAL POWER OFF, route stranded
copper positive wire (gauge per ABYC standards)
from circuit breaker or fuse to switch access hole.*
Route red wire from toilet's macerator pump to switch
access hole. Route wire from switch access hole to
electric water valve at bottom of toilet (freshwater
model). Connect wires according to diagram with
appropriate spade connectors (fig. 18, fig. 20).
10. Attach flush switch to wall with screws provided.
11. Connect ground wires from macerator pump and
electric water valve (freshwater models only) to
vessel's electrical ground wiring according to the
wiring diagram. Provide extra wire at toilet to easily
remove from floor in case of service.
12. Route vessel's water supply and discharge plumbing
to toilet (refer to toilet system layout figures on pages
11 – 12).
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13. Securely connect all discharge hoses with two
stainless steel hose clamps with screws positioned
180° opposite each other (fig. 19). Lubricate fittings
and hoses with silicone grease to make hose
connection easier. For freshwater toilet, connect
water supply with 0.5 in. NPT fitting (fig. 20).
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14. For sea water flush model, open water supply
and discharge seacocks. For freshwater model,
turn on water supply. Check for water leaks at all
connections. Turn on electrical power to toilet, press
"Flush" switch and check for leaks. If leak occurs,
tighten connection.
15. Attach plastic covers to floor mounting fasteners.
* If toilet system includes any DTM series tank monitor
system, refer to Section 8.6.

Caution
Do not operate toilet without water supply turned
on. Damage to internal components may occur.
Macerator Toilet
EN