User's Manual

AMR Transmitter Mounting Instructions for American Meter
AC250, AL175, AL250, AL5B, AL225, AL425
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Appendix – Transmitter
Installation Screws
Mounting Screws
1. Equimeter/Rockwell commercial meter (e.g. R750) – 5/16” x 3½” combo fillister
2. American commercial meter (e.g. AL800) – #18-18 x 84 Phillips pan head
3. American residential meter (e.g. AC250) – ¼” x 1” Phillips fillister
4. Schlumberger/Sprague residential meter (e.g. S175) – 10-24 x 1” Phillips fillister
5. Equimeter/Rockwell residential meter (e.g. R275) – 10-24 x 1” Phillips fillister
Index Screws
6. Equimeter/Rockwell commercial meter (e.g. R750) – WN1411 KA 60x14 Phillips
8. Equimeter/Rockwell residential meter (e.g. R275) – WN1412 KA 35x22 Phillips
9. American & Schlumberger/Sprague residential meter – WN1411 KA 40x12 Phillips
Index Cover Screws
7. All residential meters – WN1412 KA 50x20 Phillips
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