User's Manual

MTU Instruction
for Lancaster Model 250 Gas Meters
Purpose & Scope
This instruction provides a procedure for installing a STAR bracket direct-mount MTU on a
Lancaster Model 250 (slant-face) Gas Meter.
Parts Required
Item Part Number Quantity
MTU, Bracket Direct Mount, for Lancaster 250 501-8150H-B or
501-8150HD5-B
1
#10-24 x 3/8” Slotted Fillister Head Machine Screw 069-102412HA 2
Wheel/Magnet Assembly 109-7126A 1
Tools Required
To mount the MTU to these meters, you
will need the following tools and
equipment:
• Safety goggles
• #1 and #2 Phillips screwdrivers
• #1 and #2 Slotted screwdrivers
• 5/32” diameter medium grit
tapered round file
• Metal nibbler tool, 1/8” cut
• Small, diagonal plastic cutting
pliers
See Publication 471-2000, General
Installation and Wiring Guidelines for a
complete list of recommended tools and
supplies for MTU Installation.
Installation Procedure
Before installing the MTU, anti-tamper,
safety, and security hardware must be
removed from the clear index cover.
Step 1 – Remove the clear index cover
from the meter by removing the two
screws that hold it. The clear index cover
and index cover screws will be reused.
Clean and inspect these items and set
them aside until needed. Replace if
damaged.
471-2018 - 2/28/2006
Page 83