User's Manual

MTU Instruction
for Rockwell/Equimeter Commercial Gas Meters
Purpose & Scope
This instruction provides a procedure for use in installing a Hexagram STAR MTU and
Large Meter Pulser on a Rockwell/Equimeter Model 750-10000 Intermediate or Large
Capacity 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
5/16 -18 x 2 1/4” slotted fillister head bolt, stainless 069-561872HS 2
5/16 -18 x 3” slotted fillister head bolt, stainless 069-561896HS 2
Gasket, large pulser, upper, Rockwell Index Cover 066-11585B 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
471-2027 - 7/18/2007
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