MRU, ERU, or EDU PM testing matrix

About this task

Note:

For MRU Yearly Test - If you have the MRU Tester (5730424 ) available, follow the procedure below for the MRU Yearly Test. See Testing MRU.


MRU, ERU, or EDU PM testing matrix
Type	Model number	Service manual	Quarterly test	Yearly test	Remote MRU testing (if installed)
Type I	5196918 or 5196918-2	DOC5265188	Complete quarterly service test	Complete yearly service test	Part of yearly service test procedure
Type II	46-294231G1	46-318393	Complete quarterly service test	Complete yearly service test	Complete appropriate quarterly and yearly test on the remote unit
Type III	46-252138G4 46-252138G3 46-252138G2	46-294439P2	Complete quarterly service test	Complete yearly service test	Not applicable
Type IV	2295525-8	DOC5717641	Press the Test button and make sure both the BATTERY OK and HEATER OK LED’s illuminate (The BATTERY OK LED may not illuminate if the batteries have not been charged for at least 24 hours)	Complete Sect 7 Periodic Testing	Part of yearly service test procedure

Note: For all MRU procedures - The following steps must be completed if no label is found when doing a PM.

Determine the date for the MRU battery. This date can be derived from the installation of the system, manufacturing date of the unit, or dispatch history.
Obtain the GE Equipment Maintenance or Inspection sticker and complete all entries on the sticker including your name, employee ID, and today's date. Put the sticker on the MRU where it is easy to see.
For devices where the date is unknown or where there are concerns about the accuracy of the date, do the following when you replace the part:
1. Obtain the GE Equipment Maintenance or Inspection sticker and complete all entries on the sticker including your name, employee ID and use today's date.
2. Put the sticker on the MRU where it is visible.