SeaLand VHT4501 - User Manual

1
VF149
• Verylowwaterconsumption–aslittle
as1pint/.5literperush
• Integratedvacuumpumpand
holdingtank
• “Full”tankshut-downrelay
• PedalLockkeepsushballopen
duringholdingtankpump-out
• Adult-sizeseat
VACUFLUSH SYSTEM FEATURES
Water
Supply
Waterhose
connection
Threadsize 1/2inch(13mm)NPT
Flowrateattoilet 2gpm/7.6lpm
Discharge Piping
HoseID Standard 1.5inch/38mm
Hoseruns
Max.horizontalrun 20ft./6.1m*
Max.verticalrun 3ft./0.9m*
Electrical System
(12 VDC)
Vacuumpump 3-ampdraw 5-ampfuse/breaker**
Dischargepump 6-ampdraw 10-ampfuse/breaker**
*
Distancebetweentoiletdischargeandvacuumholdingtankinlet.
**Vacuumpumpanddischargepump(ifapplicable)shouldbeonseparatecircuits.
SYSTEM SPECIFICATIONS
This manual must be read and understood
before adjustment, maintenance, or service is
performed. Modication of this product can
result in property damage. See page 3.
WARNING
IMPORTANT NOTICE
VacuFlush
®
sanitationsystemsmust
beinstalledaccordingtoDometic’s
recommended procedures.
Do not attempt installation with-
out rst contacting a VacuFlush
certified dealer or Dometic
Corporation.
VHT4501
SeaLand
®
VACUUM TOILET/HOLDING TANK SYSTEM
OWNER’S MANUAL
140 Series VacuFlush
®
Toilet and
4500 Series Vacuum Holding Tank

Summary

Important Notice

VacuFlush System Features

System Specifications

Warning

Product Specifications

Dimensions

Warnings

Toilet System Components

Installation

Locating the Components

Guidance on selecting optimal locations for toilet and holding tank.

Installing Vacuum Toilet

Instructions for physically mounting the vacuum toilet unit.

Routing Sanitation Hose

Vacuum Holding Tank

Connecting Sanitation Hose

Electrical System

Vacuum Pump

Requirements for vacuum pump circuit protection and wiring.

Tank Level Probes

Connecting tank level probes to the status panel.

Discharge Pump (VHT4511)

Requirements for discharge pump circuit protection and wiring.

TankWatch Status Panel

Instructions for mounting the tank status panel.

Before Operation

System Start-Up

Toilet Operation

Holding Tank Pump-out Operation

Proper Bowl Cleaning

Extended Periods of Non-Use - Clearing Discharge Lines

Winterizing

Maintaining the System

Deodorants and Special Tissue

Marine Sanitation Regulations

Troubleshooting

Water will not stay in bowl

Addresses issues with water retention in the toilet bowl.

Plastic flush ball will not close completely

Troubleshooting for a flush ball that fails to seal properly.

Flush ball will not open

Diagnoses problems with the flush ball failing to open.

Water does not shut off in toilet (toilet overflows)

Resolves issues causing toilet overflows.

Water does not enter toilet bowl properly

Troubleshooting insufficient water flow into the toilet bowl.

Water leaking from water valve

Addresses leaks originating from the toilet's water valve.

Water leaking from rear of toilet bowl

Water is leaking from the base;toilet connection

Vacuum pump running too much between flushes

Toilet will not flush. (No vacuum.)

Vacuum pump will not run

Vacuum pump will not shut off

Vacuum pump is making a loud noise

Vacuum pump running too slow, overheating, blowing fuses or circuit breakers

Difficulty in emptying waste from holding tank

Vacuum pump emits odor

System emits odor

Clearing Blockage in Toilet Base

Toilet Model Identification

Ordering Parts

Customer Service

Manufacturers One-Year Limited Warranty

SeaLand VHT4501 Specifications

General

Brand	SeaLand
Product Type	Toilet
Model Number	VHT4501
Bowl Shape	Elongated
Material	Vitreous China
Color	White
ADA Compliant	Yes
Flush Type	Gravity Flush
Rough-In Size	12 inches
Water Consumption	1.6 gallons per flush