TM 9-2540-205-24&P
HI/LO FIRE RELAY - HUPP MF510B, MF510C, MF60A-24V, MF60B-24V
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Personnel Required
Tool Kit, Mechanics Gen (Item 1, Appendix B)
63G
Materials/Parts
Equipment Condition
Tags, marking, (Item 9, Appendix C)
Guard removed (page 2-32)
LOCATION
ITEM
ACTION
REMARKS
REMOVAL
NOTE
Tag all wires and terminals to aid during installation (page 2-3).
1. Terminal strip (1)
2. Flame detector switch (4)
3. Hi/LO fire relay (7) and
control bracket assembly (8)
4. Control bracket assembly (8)
INSTALLATION
5. Control bracket assembly (8)
6. HI/LO fire relay (7) and
control bracket assembly (8)
7. Terminal strip (1)
8. Flame detector switch (4)
Screw assembly (2) and lead (3)
Unscrew and remove.
Two screw assemblies (5)
and four leads (6)
Two screw assemblies (9)
and nut assemblies (10)
HI/LO fire relay (7)
HI/LO fire relay (7)
Two screw assemblies (6)
and nut assemblies (10)
Lead (3) and screw
assemblies (2)
Four leads (6) and
two screw assemblies (5)
Unscrew and remove.
Unscrew and remove.
Remove,
Install.
Screw in and tighten.
a. Install, noting tags made
during removal.
b. Screw in and tighten.
a. Install, noting tags made
during removal.
b. Screw in and tighten.
3-30
