User's Manual

MTU Instruction
for Sprague/Actaris 675A, 800A and 1000A Gas Meters
Purpose & Scope
This instruction provides a procedure for use in installing a Hexagram STAR MTU and
Large Meter Pulser on an Sprague/Actaris Model 675A, 800A or 1000A Industrial &
Commercial Diaphragm Gas Meters. Please also refer to Publication 471-2000, General
Installation and Wiring Guidelines for general information covering the wiring and mounting
of STAR MTUs.
Parts Required
Item Part Number Quantity
¼-20 x 2-1/4” slotted fillister head bolt, stainless 069-142072HS 6
Sprague index cover gasket 066-0034 1
Gasket, large pulser, lower, standard 066-11585A 1
Standard coupler - with magnet 056-11703B 1
Tall, 2-slot coupler 056-11585B 1
Shaft, standard 056-5155D 1
Adapter, 5155 style MTU enclosure to pulser body 056-11585D 1
¼-20 x 1-½” Phillips pan head machine screw, stainless 069-142048AS 2
¼-20 nylock nut, stainless 069-3222 2
#8-18 x ½” Phillips pan head thread forming screw, stainless 069-080016A4S 2
MTU/Pulser Assembly (or separate MTU and pulser) per project 1
Shaft, extended 056-12466B 1
½” OD x ¼” L round nylon spacer 068-141608EX 2
471-2028P - 7/18/2007
Page 119