FV669 Rev. G 06/22/22
Page 2
Prior to Installation:
•
The ZER-TM flushometer is designed to operate optimally between 25 psi (running) to 80 psi (static) water pressure (172 to 552
kPa). Higher running pressure may be required for some fixtures. Consult fixture manufacturer for details.
•
When installing a flushometer, it is important that the flush volume matches the requirements of the plumbing fixture.
•
To protect chrome finish, do not use toothed tools to install or service the flushometer.
• Before installing your Zurn
®
Gear Driven Flush valve, the items listed below should already be installed on site:
- Closet or urinal fixture
- Fixture carrier
- Drain line
- Water supply line
Overview:
Zurn Aqua-Sense
®
ZER-TM Series Flushometer offers two models (closet/urinal) in a variety of flow rates. The ZER-TM
design is a chrome plated brass body with an automatic sensor-operated gear driven valve. The flushometer incorporates a
filtered bypass, high back pressure vacuum breaker, adjustable tailpiece, spud coupling, flange for top spud connection and an
electronic override pushbutton (MOB) for alternative flushing method. The control stop has internal siphon-guard protection,
vandal resistant stop cap, sweat solder kit, and cast wall flange with set screw. All internal and external gaskets and seals are
chloramine resistant.
NOTE: The information in this manual is subject to change at any time without notice. Installations may
be performed at different times of construction by different individuals. For this reason, these instructions
should be left on-site with the facility or maintenance manager.
Specifications:
Voltage:
6 VDC Series [4 “AA” 1.5V Lithium Cells] or 6 VDC Series [4 “AA” 1.5V Alkaline Cells]
Sensor Range:
Factory set for user at end of elongated bowl or field adjustable by installer
Important Safety Information:
• Installer is responsible for ensuring the product is installed and conforms to all plumbing codes and ordinances.
• Do not convert or modify this Zurn product yourself. All warranties will be voided.
•
Water supply lines must be sized according to building designer in order to provide adequate water supply for each fixture.
• Flush all water lines prior to making connections.
