Murphy MC-900 Series - Manual

Page 2 - Table of Contents

Table of Contents Section 1: Introduction page 1 1-1 System ............................................................................................................................................... 1 1-2 Models ......................................................................................

Page 5 - Section 4: Installation

or Start and no shutdown TATTLETALE ® circuit is latched on. This can be used to signal that the generator engine is ready tostart or is running. 3-3 MC-900-2.3-3.1 Control / Display Module. The Control / Display Module, figure 3-2.1, is also used as on the Model MC-900-2. 3 - 3 . 2 R e l a y M o d ...

Page 6 - places; between MC-900 and relay module

4 5-1/2 in. (140 mm) 3-3/4 in. (95 mm) 3/16 in. (5 mm) dia. 4 places 5-5/8 in. (143 mm) 2-13/16 in. (71 mm) 3 in. (76 mm) 3-3/8 in. (86 mm) 6-3/4 in. (171 mm) 9-3/8 in. (238 mm) 6 in. (152 mm) 4-15/32 in. (114 mm) MountingHoles1/8 in.(3 mm)diameter 5 in. (127 mm) maximum between MC-900 and relay mod...

Page 7 - MANUAL START; Terminal

5 15 26 4 2728 4 293031323334 FUSE B+ OUT B– TO HOURMETER B GROUND MAGNETIC PICKUP LOW OIL PRESS. GROUND HIGH WATER TEMP. SPARE #1 SHUTDOWN INPUT SPARE #2 SHUTDOWN INPUT SPARE #3 SHUTDOWN INPUT SPARE #4 SHUTDOWN INPUT 353637383940414243444546 OVERCRANK LIGHT OUTPUT OVERSPEED LIGHT OUTPUT LOW OIL PRE...

Page 9 - OR

7 across the coil to suppress reverse voltage that is generatedwhenever the inductive load is de-energized. This will protectthe electronic components in the MC-900 and should preventoperating malfunction due to noise. The “rule of thumb” forsizing the reverse diode is to use one with a PIV (Peak In...

Page 11 - Control Operation and; Circuit; *Engine must be running to operate speed switch

7-1.2 Other tools which may be required are: 7-1.2.l AC/DC Voltmeter for taking voltage readings and an Ohmmeter for testing resistance of wires and connections. 7-1.2.2 Jumper wires with alligator clips to bypass or simulate circuit closures.DO NOT USE THESE JUMPER WIRES TO CHECK IFVOLTAGE IS PRESE...

Page 12 - OTES; Oil pressure was the cause of shutdown on column 4.

Input 13.8 Voltage 27.6 Input 13.8 Voltage 27.6 Input 13.8 Voltage 27.6 Input 13.8 Voltage 27.6 10 1 13.8 27.6 13.8 27.6 13.8 27.6 13.8 27.6 4 0 0 0 0 0 0 0 0 5 13.8 27.6 0 0 0 0 13.8 27.6 6 0 0 13.8 27.6 13.8 27.6 0 0 7 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 9 0 0 0 0 0 0 0 0 10 0 0 0 0 0 0 13.8 27.6 11...

Page 13 - Section 8: Replacement Parts; FW Murphy

Section 8: Replacement Parts 8-1 Replacement Parts8-1.1 Table 8-1 covers all of the replaceable components of the MC-900 Series Generator Engine Controls. The partnumbers shown are Frank W. Murphy Mfr. part numbers andmay not appear on the individual parts. 8-1.2 Each complete control is made up of ...

Murphy MC-900 Series - Manual

Table of Contents:

Summary

Other Murphy Models