Watts LF919 User Manual download pdf (Page 7)

*The wetted surface of this product contacted by consumable

water contains less than 0.25% of lead by weight.

Servicing First & Second Check Valves

Series 919 and LF919

⁄4" – 2" (8 – 50mm)

Check Disc Washer

Check Disc Screw

Check Seat

O-ring

Cover

Cover O-ring

Check Spring

Check Disc Rubber

Check Disc Holder

Check Assembly

ORDERING CODE KIT NO. SIZE

in. mm

1st Check Kits:

0888110 RK 919 CK1

⁄4 –

⁄2 8 – 15

0888111 RK 919 CK1

⁄4 20

0888112 RK 919 CK1 1 25

0888113 RK 919 CK1 1

⁄4 – 1

⁄2 32 – 40

0888114 RK 919 CK1 2 50

Kit consists of: Check Assembly, Spring and Cover O-ring

2nd Check Kits:

0888115 RK 919 CK2

⁄4 –

⁄2 8 – 15

0888116 RK 919 CK2

⁄4 20

0888117 RK 919 CK2 1 25

0888118 RK 919 CK2 1

⁄4 – 1

⁄2 32 – 40

0888119 RK 919 CK2 2 50

Kit consists of: Check Assembly, Spring and Cover O-ring

1st or 2nd Check Rubber Parts Kits:

0888120 RK 919 RC4

⁄4 –

⁄2 8 – 15

0888121 RK 919 RC4

⁄4 20

0888122 RK 919 RC4 1 25

0888123 RK 919 RC4 1

⁄4 –1

⁄2 32 – 40

0888124 RK 919 RC4 2 50

Kit consists of: Disc, Seat O-ring and Cover O-ring

ORDERING CODE KIT NO. SIZE

in. mm

Check Seat Kits:

0888125 RK 919 S

⁄4 –

⁄2 8 – 15

0888126 RK 919 S

⁄4 20

0888127 RK 919 S 1 25

0888128 RK 919 S 1

⁄4 – 1

⁄2 32 – 40

0888129 RK 919 S 2 50

Kit consists of: Seat, Seat O-ring and Cover O-ring

Complete Valve Rubber Parts Kits:

0888140 RK 919 RT

⁄4 –

⁄2 8 – 15

0888141 RK 919 RT

⁄4 20

0888142 RK 919 RT 1 25

0888143 RK 919 RT 1

⁄4 – 1

⁄2 32 – 40

0888144 RK 919 RT 2 50

Kit consists of: 2 Check Discs, 2 Check Seat O-rings, 1 RV Disc

Check Cover Kits:

0888145 RK 919 C

⁄4 –

⁄2 8 – 15

0888146 RK 919 C

⁄4 20

0888147 RK 919 C 1 25

0888148 RK 919 C 1

⁄4 – 1

⁄2 32 – 40

0888149 RK 919 C 2 50

0794144 LFRK 919 C

⁄4 –

⁄2 8 – 15

0794145 LFRK 919 C

⁄4 20

0794146 LFRK 919 C 1 25

0794147 LFRK 919 C 1

⁄4 – 1

⁄2 32 – 40

0794148 LFRK 919 C 2 50

Kit consists of: Cover and Cover O-ring

Note: For

/2" and

/4" 919R10 models use 1" repair kits.

Check Valve Kits

⁄4" – 2" (8 – 50mm)

When ordering, specify Ordering Code Number, Kit Number and

Valve Size.

LEAD FREE

1 2 3 4 5 6 7 8

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Watts LF919 User Manual Page 7

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