| About Us |
Dry Air |
Water Treatment |
Technical Material |
For Vendors |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
Howell Laboratories, Inc. |
P. O. Box 389, 188 Harrison Rd., Bridgton Maine 04009 USA |
| (207) 647-3327 | (888) 744-8359 | FAX (207) 647-8273 | contracts@howelllabs.com |
|---|
- An Employee-Owned Company -
Certified to ISO 9001:2000

| NOTE: | This list does not include hardware items such as bolts, nuts, washers, and O-rings. The manufacturer uses stainless steel hardware in standard U. S. sizes, and MIL-SPEC O-rings. |
|---|
| HLI Group | Mark I | Mark II | Mark III | Mark IV | Mark V | Mark VI |
|---|---|---|---|---|---|---|
| Top Drawing No. | 5295 | 6115 | 6438 | 6638 | 6656 | 6800 |
| Tech. Manual No. | S9514-CJ-MMA-01C | N/A | S9514-E7-MMM-010 | S9551-CB-MMA-010 | S9514-FD-MMD-010 | |
| Part Description | HLI Part No. (NSN) |
Mk I Qty. | Mk II Qty. | Mk III Qty. | Mk IV Qty. | Mk V Qty. | Mk VI Qty. | |||
|---|---|---|---|---|---|---|---|---|---|---|
Air System |
||||||||||
| Tailpiece, Air Inlet | 5720 | 1 | ||||||||
| 35301-250B | 1 | 1 | 1 | |||||||
| 6743-01 | 1 | 1 | ||||||||
| Nut, Air Inlet | 5721 | 1 | ||||||||
| 35301-250A | 1 | 1 | 1 | 1 | ||||||
| 5723-01 | 1 | |||||||||
| O-Ring, Air Inlet Union | M83248/2-134 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Air Inlet Union | 3899-06 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Condenser Assembly | 6285-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Air Union between Condenser Assembly and Filter Assembly | M83248/2-134 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Air Union between Condenser Assembly and Filter Assembly | 3899-06 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Filter Piping Assembly | 6281-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Filter Element with Gaskets | 3898 (4330-00-864-7737) |
6 | 6 | 6 | 6 | 6 | 6 | |||
| Filter Puller | 6334-G501 | 2 | 2 | 2 | 2 | 2 | 2 | |||
| Filter Lock (Filter Retainer) | 6333-01 | 2 | 2 | 2 | 2 | 2 | 2 | |||
| Self-Locking Nut for Filter Retainer | 01/2-13NM79 | 2 | 2 | 2 | 2 | 2 | 2 | |||
| O-Ring, Filter Retainer | M83248/2-022 (5330-00-166-1091) |
2 | 2 | 2 | 2 | 2 | 2 | |||
| Rectangular Ring Seal, Filter Housing | 3958-01 (5330-00-478-6717) |
2 | 2 | 2 | 2 | 2 | 2 | |||
| Filter Housing Retainer | 3894 (5365-01-199-6346) |
2 | 2 | 2 | 2 | 2 | 2 | |||
| Tailpiece, Air Outlet | 5720 | 1 | ||||||||
| 35301-250B | 1 | 1 | 1 | |||||||
| 6743-01 | 1 | 1 | ||||||||
| Nut, Air Outlet | 5721 | 1 | ||||||||
| 35301-250A | 1 | 1 | 1 | 1 | ||||||
| 5723-01 | 1 | |||||||||
| O-Ring, Air Outlet Union | M83248/2-134 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Air Outlet Union | 3899-06 | 1 | 1 | 1 | 1 | 1 | 1 | |||
Water System |
||||||||||
| Tailpiece, Water Inlet Union | 35301-040B | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Nut, Water Inlet Union | 35301-040A | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Water Inlet Union | M83248/2-017 (5330-00-166-1088) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Water Inlet Union | 3899-02 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Inlet Water Piping Assembly | 6283-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Water Union between Inlet Water Piping Assembly and Condenser Assembly | M83248/2-125 (5330-01-184-7576) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Water Union between Inlet Water Piping Assembly and Condenser Assembly | 3899-04 (5365-01-088-3820) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Water Union between Condenser Assembly and Outlet Water Piping Assembly | M83248/2-125 (5330-01-184-7576) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Water Union between Condenser Assembly and Outlet Water Piping Assembly | 3899-04 (5365-01-088-3820) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| Outlet Water Piping Assembly | 6284-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Tailpiece, Water Outlet Union | 35301-040B | 1 | 1 | 1 | 1 | 1 | 1 | |||
| Nut, Water Outlet Union | 35301-040A | 1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Water Outlet Union | M83248/2-017 (5330-00-166-1088) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring Retainer, Water Outlet Union | 3899-02 | 1 | 1 | 1 | 1 | 1 | 1 | |||
Condensate Discharge System |
||||||||||
| Auto Drain, Filter Housing | 4971-G503 (4820-01-208-1890) |
2 | 2 | 2 | 2 | 2 | 2 | |||
| Condensate Discharge Assembly (Trap) | 6105-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| • | Trap, replacement | 6105-18 | 1 ref | 1 ref | 1 ref | 1 ref | 1 ref | 1 ref | ||
| • | Overhaul Kit for Trap Assembly | 4400-2/9 (4820-00-112-0079) |
1 ref | 1 ref | 1 ref | 1 ref | 1 ref | 1 ref | ||
| • | Manual Drain Valve Assembly | 6380-G501 (4820-01-409-2548) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | O-Ring Retainer, Trap Inlet Union | 3899-04 (5365-01-088-3820) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | O-Ring Retainer, Trap Outlet Union | 3899-02 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| O-Ring, Trap Inlet Union | M83248/2-125 (5330-01-184-7576) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| O-Ring, Trap Outlet Union | M83248/2-019 | 1 | 1 | 1 | 1 | 1 | 1 | |||
Instrumentation |
||||||||||
| Top Instrument Panel Assembly | 6113-G501 | 1 | 1 | 1 | 1 | 1 | 1 | |||
| • | Filter Pressure Differential Indicator | 4787-G508 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Coupling (part of dew point sample connection) | 5083-G502 (4730-01-387-7234) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Bulkhead Connector (part of dew point sample connection) | 5075-90-4 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Dust Plug (part of dew point sample connection) | 3965-02 (5920-01-277-9506) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| Temperature Indicator/Alarm Switch | 6200-G501 (6685-01-376-1113) |
1 | 1 | 1 | 1 | 1 | 1 | |||
| Gauge Panel Assembly | 6112-G501 | 1 | 1 | 1 | 1 | |||||
| 6112-G502 | 1 | 1 | ||||||||
| • | Pressure Gauge | 3912-G503 (6685-01-105-2972) |
3 | 3 | 3 | 1 | 3 | 1 | ||
| • | Temperature Gauge | 5581 | 2 | 2 | 2 | 2 | 2 | 2 | ||
| • | Calibration Valve | 5296-G501 | 3 | 3 | 3 | 1 | 3 | 1 | ||
| • | Pressure Snubber | 6112-08 | 3 | 3 | 3 | 1 | 3 | 1 | ||
| • | • | O-Ring, Pressure Snubber | M83248/2-906 | 3 | 3 | 3 | 1 | 3 | 1 | |
Electrical System |
||||||||||
| Electrical Schematic Diagram | 6198-G501 | ref | ref | ref | ref | |||||
| 6640-G501 | ref | ref | ||||||||
| Electrical Point-to-Point Diagram | 6199-G501 | ref | ref | ref | ref | |||||
| 6641-G501 | ref | ref | ||||||||
| Electrical Enclosure Assembly | 6084-G503 | 1 | 1 | 1 | 1 | |||||
| 6639-G501 | 1 | 1 | ||||||||
| • | Flasher | 4901 (5945-01-193-0058) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Fuse, 5-amp | 3966-02 (5920-01-277-9506) |
2 | 2 | 2 | 2 | 2 | 2 | ||
| • | Alarm Delay Timer | 5557 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Lamp-Test Push Button Switch | 3917-03 (5930-01-285-6665) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Toggle Switch | 5560 | 3 | 3 | 3 | 3 | 3 | 3 | ||
| • | Power-On Lamp | 3907-G501 (6210-01-170-7327) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | Alarm Lamp | 3907-G503 (6210-01-280-3356) |
1 | 1 | 1 | 1 | 1 | 1 | ||
| • | • | Lamp Replacement Bulb | 3907-06 | 4 ref | 4 ref | 4 ref | 4 ref | 4 ref | 4 ref | |
| Buzzer, modified | 3909-G503 | 1 | 1 | 1 | 1 | 1 | 1 | |||