Ingersoll Rand 89243778 Air Filter Housing Assembly | UP5-11C-8 Inlet Filter

Product Overview

The 89243778 air filter housing assembly is a genuine Ingersoll Rand inlet filter housing component built for the UP5-11C-8 series small rotary screw air compressor. The assembly includes the filter housing, end cover, seals and mounting interface, and works with the matching air filter element 88171913 to form a complete inlet filtration system.

Produced to Ingersoll Rand global technical standards, the 89243778 ensures accurate connection to the UP5 series inlet ducting with reliable, leak-free sealing, protecting the screw airend from dust wear.

Key Specifications

Item	Specification
Part Number	89243778
Brand	Ingersoll Rand
Component	Air filter housing assembly
Matching Filter Element	88171913
Application	UP5-11C-8 small rotary screw compressor
Unit of Measure	EA (piece/set)
Availability	Normally supplied

Filtration Performance (with element 88171913)

Parameter	Value
Filtration rating	Approx. 5 μm
Filtration efficiency	Approx. 98% @ 5 μm
Filtration class	F5 (medium-efficiency pre-filtration)
Dust holding capacity	Approx. 0.15–0.20 kg
Beta ratio	β₅ ≥ 100

Flow and Pressure Drop

Parameter	Value
Rated air flow	Approx. 1.5–2.0 Nm³/min (UP5-11 models)
Initial pressure drop	Approx. 150–200 Pa (with new element)
Operating differential range	200–400 Pa
Alarm / final resistance	Alarm: 500 Pa; final: 600 Pa
Energy impact	Each 100 Pa inlet pressure loss adds approx. 0.5% to specific power

Construction and Installation

Parameter	Value
Housing dimensions	Approx. φ120 × 150 mm (reference)
Inlet connection	Approx. 1.5"–2" (threaded/flanged)
Matching element	88171913
Mounting	Screw fixing / clip-on, vertical installation
Sealing	Seal ring between housing and end cover; element seals at housing center bore
Housing material	Engineering plastic (PA/PP) or die-cast aluminum alloy
End cover	Engineering plastic with clips or nut
Seals	NBR seal rings, oil and aging resistant
Mounting bracket	Metal/plastic base
Fasteners	Mounting nuts and washers included

Operating and Service Data

Parameter	Value
Operating temperature	-20°C to 80°C
Relative humidity	≤95% RH
Pressure resistance	Withstands 10 kPa negative pressure without deformation
Service features	Removable and cleanable for reuse; element can be replaced without removing housing
Housing service life	Matches machine life, typically ≥10 years under normal use
Seal inspection	Check seal rings at every element change; replace if aged
Shelf life	60 months in original sealed packaging, dry at room temperature

Standards Referenced

• ISO 5011 — Inlet air cleaner performance testing
• ISO 16890 / EN 779 — Air filter classification
• GB/T 14295 — Air filters
• GB/T 6165 — Air filter performance test methods

Maintenance and Installation

Replacement intervals

• Air filter element 88171913: every 2,000–4,000 hours or 6–12 months
• Housing: no scheduled replacement; replace assembly if cracked or damaged
• Seal rings: inspect at every element change; replace if deformed or aged

Installation steps

1. Shut down and isolate — switch off compressor power and confirm the unit has fully stopped.
2. Remove end cover — release the cover clips or nuts and take off the top cover.
3. Remove old element — pull out the old 88171913 element.
4. Clean housing interior — wipe the housing inner wall and sealing face with a clean cloth.
5. Inspect seal rings — check the seal between housing and end cover; replace if aged or deformed.
6. Fit new element — seat the new 88171913 element in the housing center position.
7. Refit end cover — replace the cover and secure clips or nuts.
8. Full assembly replacement (if needed) — if the housing is cracked or damaged, remove the inlet ducting bolts, take off the complete 89243778 assembly, fit the new assembly and reconnect the ducting.
9. Start-up check — start the compressor and check for air leaks at connections.

FAQ

Q1: Is 89243778 the housing assembly or the filter element?
A: 89243778 is the air filter housing assembly (housing, end cover and seals), not the element. The matching element is 88171913. For routine service you only need to buy 88171913; the housing does not need replacing.

Q2: Which machines does 89243778 fit?
A: It fits the Ingersoll Rand UP5-11C-8 small rotary screw compressor. If you are unsure about your model, provide the machine serial number and we will confirm.

Q3: What is the relationship between 89243778 and 88171913?
A: 89243778 is the housing assembly; 88171913 is the element that fits inside it. The housing is a long-life part matched to the machine; the element is a consumable replaced at service intervals.

Q4: Does the housing need periodic replacement?
A: Under normal use the housing does not require scheduled replacement. Replace the complete 89243778 assembly only if the housing cracks, deforms severely, the threads strip, or the sealing face is damaged.

Q5: How do I know when to replace the complete assembly?
A: Replace the housing if: (1) the housing is cracked or broken; (2) end cover clips have failed and cannot seal; (3) inlet connection threads are damaged and leak; (4) the sealing face is worn and cannot maintain a seal.

Compatible Machine

Series	Model
UP Series	UP5-11C-8

Compatibility data is based on the Ingersoll Rand OEM parts system. To confirm fitment for your machine, provide the compressor serial number and we will verify it for you.

Related Parts

Part Number	Description	Notes
88171913	UP5-11C-8 air filter element	Matching consumable element for this housing
89245765	Air filter element stud	Element mounting stud
89295976	Air filter element	Common element for R4–R11 series
24578023	Air filter element 5–11 kW	Element for R series 5–11 kW
89243778	Air filter housing assembly	This product

Note: Values marked "reference" are typical data for Ingersoll Rand small rotary screw compressor filters in this class. Final dimensions follow Ingersoll Rand OEM drawings. For 100% accurate matching and current supply information, provide the complete compressor serial number and we will check the OEM parts diagram for you.