TM 10-4320-226-144.13.6 Suction Gauge (M4) and Discharge Gauge (M5) Replacement.This task covers:4.13.6.1 Removal4.13.6.2 InstallationINITIALSETUPToolsGeneral Mechanic’s Tool Kit (appendix B,Section III, Item 1)Materials/PartsTags (appendix E, Section II, Item 12)EquipmentConditionsEquipment shut down, refer toparagraph 2.5.1.2 or 2.5.2.2.EquipmentConditions(continued)Control Panel Assembly Cover removed,paragraph 4.13.1.GeneralSafety InstructionsTo prevent rolling or sliding, do notwork on equipment that is not securelystabilized.Do not work on equipment withoutfollowing standard shop safetyprecautions.Figure 4-46.Suction Gauge (M4) and Discharge Gauge (M5) Replacement.4.13.6.1 Removal.To prevent rolling or sliding, do not work on equipment that is notsecurely stabilized.Ensure both wheels are secure.Failure to obey thiswarning may result in serious personal injury.a.Tag and disconnect hose (figure 4-46, 1) from gauge (2).b.Remove three nuts (3), lockwashers (4), and screws (5) from gauge (2).c.Remove gauge (4.13.6.2 Installation.a.Install gaugeb.Install threec.If snubber is2) from front of control panel.(2) throughscrews (5),front of control panel.lockwashers (4), and nuts (3) on gauge (2).installed between hose and gauge, remove and discard snubber,adapter, and elbow.d.Connect hoses (1) to gauge (2) and remove tags.4-88
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