SERVICE

Disc￿ Regulator￿ O)Ring￿ Replacement

KEY

 

 

 

 

 

1

Gun￿ ￿ody

 

87

O:Ring

￿. Unscrew￿ the￿ turbine￿ air￿ line￿ from￿ the￿ adapter￿ ￿￿6￿.

Regulator￿ ￿isk

88

￿ir￿ Valve

See￿ Fig￿ 22.

3

85

O-Ring

 

89

Washer

 

 

 

86

￿dapter

 

90

￿ap￿ Screw

2. Remove￿ the￿ cap￿ screw￿ ￿￿￿￿￿ and￿ washer￿ ￿￿￿￿￿ from

 

 

 

 

the￿ gun￿ body￿ ￿￿￿.

 

￿6

 

 

 

 

 

 

 

 

3. Pull￿ the￿ adapter￿ ￿￿6￿￿￿ with￿ the￿ air￿ valve￿ ￿￿￿￿￿￿ out￿ of

3

￿￿

 

the￿ gun￿ body.

 

 

 

 

 

￿￿

￿

￿. Unscrew￿ the￿ adapter￿ ￿￿6￿￿ from￿ the￿ air￿ valve￿ ￿￿￿￿￿

 

￿￿

 

 

and￿ remove￿ the￿ disk￿ regulator￿ ￿3￿.

 

 

￿. ￿lean￿ and￿ inspect￿ parts￿ for￿ wear￿ or￿ damage￿ and replace￿ if￿ necessary.

6.￿lean￿ and￿ inspect￿ the￿ two￿ o:rings￿ ￿￿￿￿￿ and￿ one￿ o: ring￿ ￿￿￿￿￿ on￿ the￿ air￿ valve.￿ Replace￿ if￿ necessary.￿ Lu: bricate￿ the￿ o:rings￿ with￿ petroleum￿ jelly.

￿. Install￿ the￿ disc￿ regulator￿ ￿3￿￿ into￿ the￿ air￿ valve￿ ￿￿￿￿￿ so its￿ beveled￿ surface￿ faces￿ into￿ the￿ gun.

￿. Screw￿ the￿ adapter￿ ￿￿6￿￿ into￿ the￿ air￿ valve￿ ￿￿￿￿￿￿ and

install￿ the￿ air￿ valve￿ into￿ the￿ gun￿ body￿ ￿￿￿.

Fig￿ 22

 

￿. Screw￿ the￿ cap￿ screw￿ ￿￿￿￿￿￿ with￿ the￿ washer￿ ￿￿￿￿￿￿ into

the￿ gun￿ body￿ ￿￿￿.

KEY

￿￿

￿￿

￿￿. Screw￿ the￿ turbine￿ air￿ line￿ onto￿ the￿ adapter￿ ￿6￿￿.1

Gun￿ ￿ody

 

76

Muffler

 

77

Elbow

 

78

Tube

￿

Muffler￿ Replacement

￿. Remove￿ the￿ fan￿ air￿ valve￿ assembly￿ as￿ instructed￿ in Fan￿ Air￿ Valve￿ Replacement.

2.Remove￿ the￿ elbow￿ ￿￿6￿￿ with￿ the￿ tube￿ ￿￿￿￿￿ from￿ the gun￿ body￿ ￿￿￿.￿ See￿ Fig￿ 23.

3.With￿ a￿ hook￿￿ remove￿ the￿ muffler￿ ￿￿￿￿￿ from￿ the￿ gun body￿ and￿ replace￿ with￿ a￿ new￿ muffler.

￿. Install￿ the￿ elbow￿ ￿￿6￿￿ in￿ the￿ gun￿ body.

￿. Install￿ the￿ fan￿ air￿ valve￿ assembly￿ as￿ instructedFan ￿ in￿ Air￿ Valve￿ Replacement.

￿￿

￿￿ ￿6

Fig￿ 23

307-712 25

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Image 25
Graco Inc PRO 5000, 307-712, 218-745 manual Disc Regulator ORing Replacement