This is a Thermal Switch Kit. Fits the Agilent Varian Vhas-4 and VHS-6 Diffusion Pump.
For location of the baffle retaining ring see item #7 on (diagram exploded view & parts illustration) below.
This Thermal Switch Kit includes:
Thermal Switch
Lug
Wire
Box Insulator
Press ESC to Close
ITEM
DESCRIPTION
PART NO.
1
Standard Cold Cap Assembly
86488301
2
Extended Cold Cap Assembly
F6455001
3
Sight Glass Repair Kit consisting of:
Sight Glass
L8816001
Gasket, Teflon
L9694001
O-ring, Viton, Parker No. 2-113
ComI
O-ring, Viton, Parker No. 2-226
ComI
L8908301
4
Jet Assembly
F3365301
5
Splash Baffle
F4780301
6
Foreline Baffle Assembly
L9172301
7
Thermal Switch Includes:
7a - Switch (set at 300°F – 147°C)
642906025
7b - Lug
648056680
7c - Wire
656179100
7d - Box Insulator
89867001
L8912301
8
Heaters (one heater required per pump)
120 V / 2200 watt Heater Element
647306125
208 V / 2200 watt Heater Element
647306175
240 V / 2200 watt Heater Element
647306225
9
Wire, No. 10 stranded, nickel
656179100
9
Heater wire, 10 AWG, 36 inches (3 per pump required)
X3901-68002
10
Lugs, Replacement, nickel
648056680
11
Heater Clamp Assembly, Includes:
11a - Heater Cover Plate
86088301
11b - Heater Insulator
86087001
11c - Heater Clamp Plate
86086301
86643301
12
Heater Insulating Blanket
L8997001
13
Heater Cover
L8997001
14
O-Ring Kit includes:
3 Butyl inlet flange O-ring, Parker No. 2-258
10 Viton fill and drain O-rings (old style), Parker No. 2-112
10 Viton fill and drain O-rings (new style, Parker No. 2-113
1 Sight glass O-ring, Parker No. 2-226
1 PTFE gasket
K0377184
15
Baffle Retaining Ring
699992156
16
Screw, Rd hd machine, no. 8-32x31/416, stainless steel
Screw
17
Stud, no. 8-32 x 1/2, stainless steel
Stud
18
Screw, Socket hd cap, no. 8-32x3/16, stainless steel
Screw
19
Viton Centering ring for ISO inlet flange, 200K
IC200SV
20
Centering ring for ISO foreline flange, KF50
KC50SV
21
3/8 Hose 1/8 Pipe Barbed (included with the pump)
624301102
22
Ceramic Bushing (included with the pump)
699006025
NEOVAC SY diffusion pump fluid, 1000 cc
K6948301
DC-704 diffusion pump fluid, 500 cc
695474005
DC-705 diffusion pump fluid, 500 cc
695475005
Santovac 5 diffusion pump fluid, 500 cc
695405005
Installation and Operation Manual-download from www.agilent.com/chem/vacuum
