MasterFlush7640 Technical data
21
11.3 Minimum installation requirements
* Water supply that exceeds 5.0 gpm (18.9 l/m) may require a flow restrictor at toilet inlet.
** Check for adequate discharge flow if installation nears this distance.
1. Refer to ANSI 1192 and Z240 RV Series standards, where applicable,
for additional RV toilet installation guidelines.
Specifications are subject to change without notice.
Electrical Power draw 15 A/12 V DC
Circuit breaker/fuse 20 A/12 V DC
Wiring Refer to ANSI/RVIA LV and NFPA 70/NEC
Standards for recommended wire gauge
(USA).
Refer to CEC I and II Standards for recom-
mended wire gauge (Canada).
Water
supply
Fitting 1/2 in. NPT
Flow rate 3.0 – 5.0 gpm (11.4 – 18.9 l/m)
recommended*
2.0 gpm (9.5 l/m) minimum
Static pressure 30 – 100 PSI (206.8 – 689.5 kPa)
Discharge
(2 options)
Remote
(not on flange directly
above waste tank)
Sanitation hose size –
1.5 in. (38 mm) or 1 in. (25 mm) ID
Horizontal hose run –
40 ft. (12.2 m) maximum**
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