Services 
Tehama serves its customers in Yemen through a network of sales, parts and service outlets spread over the country.
With its headquarters in the port city of Hodeidah, it has branches and outlets in Sana'a, Taiz, Aden & Mukalla, with plans to open more outlets.

Parts Warehouses
In Hodeidah and the branches cover a total area of 26,000 sq.ft. with modern bins, shelves and storage trays. A computer controlled parts inventory of over 12000 Caterpillar fast and slow moving line items results in an excellent parts availability. For quick processing of orders, parts operations are telex-linked to the main computer at the Caterpillar parts distribution Depot at Grimbergen, Belgium. A complete Caterpillar microfiche parts information system is maintained to ensure the supply of current parts. A mobile parts delivery and service van moves around the country for local distribution of fast moving parts and for providing emergency service in remote areas.

Service outlets
These are well equipped with sophisticated diagnostic and other tools and undertake all kind of equipment repairs and overhauls. A fuel injection test bench is available in the main workshop in Hodeidah. Repairs and field services are carried out by qualified, skilled and trained technicians.

Training
is an ongoing process at Tehama both for its own staff and the operation and maintenance staff of the customers. The training facility at Hodeidah is fully equipped with various teaching aids. On-site Cat-care training of proper operation and maintenance of equipment is carried out for customer personnel.

Incountry services
Customers expect a long and productive life from their machines and equipment. To fulfill this objective, Tehama offers several incountry services such as:

1. Equipment proposals
Job analysis, equipment recommendations, equipment investment analysis, machine specifications comparisons etc.
2. Engines and Gensets.
Sizing of engines and gensets with computer aided programmes to meet customer requirements. Guidance, audits and assistance on proper installation of equipment. Selection of correct and matching controls and control panels. Start up and commissioning services.

3. Pre- delivery service.
Port survey of customers' new equipment on arrival in Yemen. Assistance in filing claims for shortages/damages if any. Prompt repairs/replacement of parts.

4. Delivery service
Assembly, commissioning and delivery of new equipment. Training of customer staff on operation and maintenance. Post delivery service visits to customer sites. Warranty administration.
5. Product improvement implementation programmes
On site product improvements as recommended by the manufacturer from time to time.
6. Technical analysis programmes I and II.
On site inspection and adjustment of machines at pre-determined intervals. Trouble shooting of machine breakdowns with sophisticated diagnostic tools. Early warning and recommendations of repairs and overhauls. Customized maintenance management contracts.
7. Service support. Mobile service van. Fast response for field/workshop repairs. On site stationing of service staff for large fleets. Preventive maintenance programmes.
8. Parts facility assistance
Guidance in organizing customers' on site parts stores and basic inventory control. Training in warehousing, Kardex etc. Supply of microfiche/parts catalogues as required.
9. Duty free import of parts
Direct shipment of parts from Caterpillar for international contractors enjoying duty exempt status. Adaptability checks. 24 hour shipment for urgent parts. Loan of parts to customers for emergencies. Parts rate contracts and parts return facility for fleet owners.