Ashcroft 1327D - Pressure Gauge Comparator Manual do Utilizador Página 1

Installation andMaintenanceManual for theASHCROFT®Type1305D DeadweightTester and Type1327D PortablePumpInstallation andMaintenanceManual for theASHCRO

3.3.6 To Dismantle To replace the tester in its case, remove the gauge offsetpipe assembly (64 or 66) and the piston and cylinderassembly (67 or 79).

towards the pump body and continue pumping to thedesired test pressure. Open the release valve (37) to ventthe pressure. To check operation pull the s

is affected somewhat by temperature, and by the elasticdistortion of the piston and cylinder when pressure isbeing applied. The effective area of a st

d.Unscrew shuttle valve plug (43) and remove O-ring packing (27).e. Remove check valve spring (14) and check valve (44).f. Remove O-ring packing (15)

Figure 2-2Ashcroft Portable Test Pump – Type 1327D

e. Slide check valve (44) and check valve spring (14)into body assembly (2).5.20 Replacing Reservoir and Fill Tubea.Replace plug (22).b. Replace fill

Pressure does not build up whenpumping handle.Insufficient fluidlevel in reservoir.Piston O-ringsworn or ruptured.Bleed port checkvalve or shuttlechec

4A

REPLACEMENT PARTS – D SERIES – BLUE COLORPORTABLE DEADWEIGHT TESTER – TYPE 1305DPORTABLE TEST PUMP – TYPE 1327DQty.Item PerNo. Asmy. Part No. Descript

INDIVIDUAL WEIGHTSPartPressure RangeNumber Units Low HighLF199D psig 1 5LPF462 psig 2 10LAZ199D psig 5 25LAZ199 psig 10 50LAZ199A psig 20 100LAZ199B p

All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©Ashcroft Inc. I&M002-10095 4/02 (250

1.0 PURPOSE AND SCOPE OF MANUALThis manual is provided to guide users of Model 1305Dand 1327D pressure testing devices in:(1) installing the equipment

The deadweight tester consists of a two stage hydraulicpump containing a manifold which is pressurized duringoperation. Integral to the pump is a shut

Model Piston Assembly Piston NetNumber Pressure Range Piston Area Value Number of Weights by Value WeightL-5 L-10 L-20 L-40 L-100psi Type Low High Low

Pressure values produced by the pump are able to beclearly read to within ±0.25% accuracy of the span of theprecision test gauge selected for testing.

Unit Of Model Tools & Net WeightMeasure Number Case Access. Gauge Range(s) Included lbs. kg1327*1327H* – – – – – – 12 51327O1327D1327DH X X – – –

One Weight Box:10 inch (25 cm) width; 10 inch (25 cm); 10 inch (25 cm)heightStorage space dimensions are larger than actual size oftester carrying cas

Figure 2-1Ashcroft Portable Deadweight Tester 1305D